Finding the Fourth Proportional to 804,873.60, 1,110,653.28 and 442,293.12
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Solution
The fourth proportional to 804,873.60, 1,110,653.28 and 442,293.12 is: 610,324.78
Step by Step Solution
- Step 1: Write the proportion equation
804,873.60 : 1,110,653.28 = 442,293.12 : x - Step 2: Convert to fraction form
804,873.60/1,110,653.28 = 442,293.12/x - Step 3: Cross multiply
804,873.60x = 1,110,653.28 × 442,293.12 - Step 4: Simplify right side
804,873.60x = 491,234,304,449.43 - Step 5: Solve for x
x = 491,234,304,449.43/804,873.60 - Step 6: Final answer
x = 610,324.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.