Conversion formula

The conversion factor from gallons to cups is 16, which means that 1 gallon is equal to 16 cups:

1 gal = 16 cup

To convert 490 gallons into cups we have to multiply 490 by the conversion factor in order to get the volume amount from gallons to cups. We can also form a simple proportion to calculate the result:

1 gal → 16 cup

490 gal → V_(cup)

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

V_(cup) = 490 gal × 16 cup

V_(cup) = 7840 cup

The final result is:

490 gal → 7840 cup

We conclude that 490 gallons is equivalent to 7840 cups:

490 gallons = 7840 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.00012755102040816 × 490 gallons.

Another way is saying that 490 gallons is equal to 1 ÷ 0.00012755102040816 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred ninety gallons is approximately seven thousand eight hundred forty cups:

490 gal ≅ 7840 cup

An alternative is also that one cup is approximately zero times four hundred ninety gallons.

Conversion table

gallons to cups chart

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