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Finding the Fourth Proportional to 397,252.26, 595,691.79 and 144,354.39

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Solution

The fourth proportional to 397,252.26, 595,691.79 and 144,354.39 is: 216,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,252.26 : 595,691.79 = 144,354.39 : x
  2. Step 2: Convert to fraction form
    397,252.26/595,691.79 = 144,354.39/x
  3. Step 3: Cross multiply
    397,252.26x = 595,691.79 × 144,354.39
  4. Step 4: Simplify right side
    397,252.26x = 85,990,724,973.46
  5. Step 5: Solve for x
    x = 85,990,724,973.46/397,252.26
  6. Step 6: Final answer
    x = 216,463.78

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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.