Conversion formula

The conversion factor from cups to gallons is 0.0625, which means that 1 cup is equal to 0.0625 gallons:

1 cup = 0.0625 gal

To convert 491.3 cups into gallons we have to multiply 491.3 by the conversion factor in order to get the volume amount from cups to gallons. We can also form a simple proportion to calculate the result:

1 cup → 0.0625 gal

491.3 cup → V_(gal)

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

V_(gal) = 491.3 cup × 0.0625 gal

V_(gal) = 30.70625 gal

The final result is:

491.3 cup → 30.70625 gal

We conclude that 491.3 cups is equivalent to 30.70625 gallons:

491.3 cups = 30.70625 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.032566659881946 × 491.3 cups.

Another way is saying that 491.3 cups is equal to 1 ÷ 0.032566659881946 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred ninety-one point three cups is approximately thirty point seven zero six gallons:

491.3 cup ≅ 30.706 gal

An alternative is also that one gallon is approximately zero point zero three three times four hundred ninety-one point three cups.

Conversion table

cups to gallons chart

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