Conversion formula

The conversion factor from fluid ounces to gallons is 0.0078125, which means that 1 fluid ounce is equal to 0.0078125 gallons:

1 fl oz = 0.0078125 gal

To convert 503 fluid ounces into gallons we have to multiply 503 by the conversion factor in order to get the volume amount from fluid ounces to gallons. We can also form a simple proportion to calculate the result:

1 fl oz → 0.0078125 gal

503 fl oz → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 503 fl oz × 0.0078125 gal

V_(gal) = 3.9296875 gal

The final result is:

503 fl oz → 3.9296875 gal

We conclude that 503 fluid ounces is equivalent to 3.9296875 gallons:

503 fluid ounces = 3.9296875 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.2544731610338 × 503 fluid ounces.

Another way is saying that 503 fluid ounces is equal to 1 ÷ 0.2544731610338 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that five hundred three fluid ounces is approximately three point nine three gallons:

503 fl oz ≅ 3.93 gal

An alternative is also that one gallon is approximately zero point two five four times five hundred three fluid ounces.

Conversion table

fluid ounces to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from fluid ounces to gallons