Finding the Fourth Proportional to 529,750.62, 731,059.65 and 288,032.94
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Solution
The fourth proportional to 529,750.62, 731,059.65 and 288,032.94 is: 397,487.52
Step by Step Solution
- Step 1: Write the proportion equation
529,750.62 : 731,059.65 = 288,032.94 : x - Step 2: Convert to fraction form
529,750.62/731,059.65 = 288,032.94/x - Step 3: Cross multiply
529,750.62x = 731,059.65 × 288,032.94 - Step 4: Simplify right side
529,750.62x = 210,569,260,304.87 - Step 5: Solve for x
x = 210,569,260,304.87/529,750.62 - Step 6: Final answer
x = 397,487.52
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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.