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Finding the Fourth Proportional to 372,851.48, 514,359 and 252,034.88

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Solution

The fourth proportional to 372,851.48, 514,359 and 252,034.88 is: 347,689.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,851.48 : 514,359 = 252,034.88 : x
  2. Step 2: Convert to fraction form
    372,851.48/514,359 = 252,034.88/x
  3. Step 3: Cross multiply
    372,851.48x = 514,359 × 252,034.88
  4. Step 4: Simplify right side
    372,851.48x = 129,636,408,841.92
  5. Step 5: Solve for x
    x = 129,636,408,841.92/372,851.48
  6. Step 6: Final answer
    x = 347,689.14

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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.