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 421 cups into gallons we have to multiply 421 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

421 cup → V_(gal)

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

V_(gal) = 421 cup × 0.0625 gal

V_(gal) = 26.3125 gal

The final result is:

421 cup → 26.3125 gal

We conclude that 421 cups is equivalent to 26.3125 gallons:

421 cups = 26.3125 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.038004750593824 × 421 cups.

Another way is saying that 421 cups is equal to 1 ÷ 0.038004750593824 gallons.

Approximate result

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

421 cup ≅ 26.313 gal

An alternative is also that one gallon is approximately zero point zero three eight times four hundred twenty-one 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