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Finding the Fourth Proportional to 574,312.59, 861,562.17 and 195,267.15

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Solution

The fourth proportional to 574,312.59, 861,562.17 and 195,267.15 is: 292,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,312.59 : 861,562.17 = 195,267.15 : x
  2. Step 2: Convert to fraction form
    574,312.59/861,562.17 = 195,267.15/x
  3. Step 3: Cross multiply
    574,312.59x = 861,562.17 × 195,267.15
  4. Step 4: Simplify right side
    574,312.59x = 168,234,789,483.72
  5. Step 5: Solve for x
    x = 168,234,789,483.72/574,312.59
  6. Step 6: Final answer
    x = 292,932.44

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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.