Finding the Fourth Proportional to 590,591.43, 814,732.71 and 386,552.52
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Solution
The fourth proportional to 590,591.43, 814,732.71 and 386,552.52 is: 533,256.95
Step by Step Solution
- Step 1: Write the proportion equation
590,591.43 : 814,732.71 = 386,552.52 : x - Step 2: Convert to fraction form
590,591.43/814,732.71 = 386,552.52/x - Step 3: Cross multiply
590,591.43x = 814,732.71 × 386,552.52 - Step 4: Simplify right side
590,591.43x = 314,936,982,176.93 - Step 5: Solve for x
x = 314,936,982,176.93/590,591.43 - Step 6: Final answer
x = 533,256.95
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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.