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Finding the Fourth Proportional to 488,659.38, 733,239.87 and 232,781.73

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Solution

The fourth proportional to 488,659.38, 733,239.87 and 232,781.73 is: 349,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,659.38 : 733,239.87 = 232,781.73 : x
  2. Step 2: Convert to fraction form
    488,659.38/733,239.87 = 232,781.73/x
  3. Step 3: Cross multiply
    488,659.38x = 733,239.87 × 232,781.73
  4. Step 4: Simplify right side
    488,659.38x = 170,684,845,443.58
  5. Step 5: Solve for x
    x = 170,684,845,443.58/488,659.38
  6. Step 6: Final answer
    x = 349,292.07

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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.