Finding the Fourth Proportional to 467,350.47, 644,943.67 and 252,490.53
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Solution
The fourth proportional to 467,350.47, 644,943.67 and 252,490.53 is: 348,436.95
Step by Step Solution
- Step 1: Write the proportion equation
467,350.47 : 644,943.67 = 252,490.53 : x - Step 2: Convert to fraction form
467,350.47/644,943.67 = 252,490.53/x - Step 3: Cross multiply
467,350.47x = 644,943.67 × 252,490.53 - Step 4: Simplify right side
467,350.47x = 162,842,170,845.76 - Step 5: Solve for x
x = 162,842,170,845.76/467,350.47 - Step 6: Final answer
x = 348,436.95
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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.