Convert Poundal to Quarter (UK)
Convert poundals to quarters (uk) instantly. 1 poundal = 0.0011091393 quarter (uk) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Quarter (UK) to Poundal converter for the reverse conversion.
Units explained
Poundal
The poundal (pdl) is the FPS absolute unit of force; its mass-equivalent on this scale is about 0.0141 kg.
Defined in the foot-pound-second absolute system in the late 19th century.
Early 20th-century physics and engineering.
Introduced in the absolute FPS system as an alternative to gravitational units.
Quarter (UK)
The UK quarter equals one-fourth of a long hundredweight, 28 pounds (about 12.7 kg).
A 'quarter' of the hundredweight in the British imperial system.
Historical British trade in coal, grain, and agricultural goods.
Defined within the imperial hundredweight system.
Poundal to Quarter (UK) conversion formula
The relationship between poundals and quarters (uk):
To convert poundals to quarters (uk), multiply the value in poundals by 0.0011091393. To reverse, multiply quarters (uk) by 901.5999977738.
How to use this converter
Type a value into the calculator. The result in quarters (uk) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Quarter (UK) to Poundal converter for the reverse direction.
Step-by-step: convert poundals to quarters (uk)
- Write down the value in poundals (pdl).
- Multiply that value by the factor 0.0011091393.
- The product is the equivalent value in quarters (uk) (qr).
- To reverse, multiply the quarter (uk) value by 901.5999977738.
Worked examples
Example 1 — Convert 1 pdl to qr:
1 × 0.0011091393 = 0.0011091393 qr
Example 2 — Convert 100 pdl to qr:
100 × 0.0011091393 = 0.1109139311 qr
Real-world example — Hardware-scale dimensions
A 10-poundal fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between poundals and quarters (uk) daily when mixing metric and imperial tools.
10 pdl × 0.0011091393 = 0.0110913931 qr
Real-world example — Postcard and small-object dimensions
A postcard is about 5 poundals wide. Converting to quarters (uk) is essential for international postal addressing forms that ask for dimensions in different units across countries.
5 pdl × 0.0011091393 = 0.0055456966 qr
Real-world example — Ruler-scale measurements
A 30-poundal school ruler converts cleanly to quarters (uk) — useful when buying a desk accessory from a retailer whose product specs use a different unit.
30 pdl × 0.0011091393 = 0.0332741793 qr
Poundal to Quarter (UK) conversion table
Standard reference values for converting poundals to quarters (uk):
| Poundal [pdl] | Quarter (UK) [qr] |
|---|---|
| 0.01 | 1.109139e-5 |
| 0.1 | 0.0001109139 |
| 1 | 0.0011091393 |
| 2 | 0.0022182786 |
| 3 | 0.0033274179 |
| 4 | 0.0044365572 |
| 5 | 0.0055456966 |
| 10 | 0.0110913931 |
| 20 | 0.0221827862 |
| 30 | 0.0332741793 |
| 40 | 0.0443655724 |
| 50 | 0.0554569655 |
| 100 | 0.1109139311 |
| 500 | 0.5545696553 |
| 1000 | 1.1091393106 |
Frequently asked questions
How many quarters (uk) is 1 poundal?
How do I convert poundals to quarters (uk)?
How do I convert quarters (uk) back to poundals?
How many quarters (uk) is 100 poundals?
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Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 pdl = 0.0011091393 qr) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.