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Finding the Fourth Proportional to 251,767.56, 377,651.36 and 240,834.28

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Solution

The fourth proportional to 251,767.56, 377,651.36 and 240,834.28 is: 361,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,767.56 : 377,651.36 = 240,834.28 : x
  2. Step 2: Convert to fraction form
    251,767.56/377,651.36 = 240,834.28/x
  3. Step 3: Cross multiply
    251,767.56x = 377,651.36 × 240,834.28
  4. Step 4: Simplify right side
    251,767.56x = 90,951,393,376.62
  5. Step 5: Solve for x
    x = 90,951,393,376.62/251,767.56
  6. Step 6: Final answer
    x = 361,251.44

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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.