Finding the Fourth Proportional to 453,265.96, 679,592.20 and 253,724.08
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Solution
The fourth proportional to 453,265.96, 679,592.20 and 253,724.08 is: 380,414.42
Step by Step Solution
- Step 1: Write the proportion equation
453,265.96 : 679,592.20 = 253,724.08 : x - Step 2: Convert to fraction form
453,265.96/679,592.20 = 253,724.08/x - Step 3: Cross multiply
453,265.96x = 679,592.20 × 253,724.08 - Step 4: Simplify right side
453,265.96x = 172,428,905,720.18 - Step 5: Solve for x
x = 172,428,905,720.18/453,265.96 - Step 6: Final answer
x = 380,414.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.