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Finding the Fourth Proportional to 564,508.80, 847,114.56 and 351,694.80

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Solution

The fourth proportional to 564,508.80, 847,114.56 and 351,694.80 is: 527,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,508.80 : 847,114.56 = 351,694.80 : x
  2. Step 2: Convert to fraction form
    564,508.80/847,114.56 = 351,694.80/x
  3. Step 3: Cross multiply
    564,508.80x = 847,114.56 × 351,694.80
  4. Step 4: Simplify right side
    564,508.80x = 297,925,785,756.29
  5. Step 5: Solve for x
    x = 297,925,785,756.29/564,508.80
  6. Step 6: Final answer
    x = 527,761.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.