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Finding the Fourth Proportional to 503,951.73, 755,918.24 and 124,873.35

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Solution

The fourth proportional to 503,951.73, 755,918.24 and 124,873.35 is: 187,307.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,951.73 : 755,918.24 = 124,873.35 : x
  2. Step 2: Convert to fraction form
    503,951.73/755,918.24 = 124,873.35/x
  3. Step 3: Cross multiply
    503,951.73x = 755,918.24 × 124,873.35
  4. Step 4: Simplify right side
    503,951.73x = 94,394,042,954.90
  5. Step 5: Solve for x
    x = 94,394,042,954.90/503,951.73
  6. Step 6: Final answer
    x = 187,307.71

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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.