Finding the Fourth Proportional to 627,374.13, 940,532.05 and 272,120.55
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Solution
The fourth proportional to 627,374.13, 940,532.05 and 272,120.55 is: 407,951.31
Step by Step Solution
- Step 1: Write the proportion equation
627,374.13 : 940,532.05 = 272,120.55 : x - Step 2: Convert to fraction form
627,374.13/940,532.05 = 272,120.55/x - Step 3: Cross multiply
627,374.13x = 940,532.05 × 272,120.55 - Step 4: Simplify right side
627,374.13x = 255,938,098,738.63 - Step 5: Solve for x
x = 255,938,098,738.63/627,374.13 - Step 6: Final answer
x = 407,951.31
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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.