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Finding the Fourth Proportional to 322,951.98, 484,497.98 and 98,306.55

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Solution

The fourth proportional to 322,951.98, 484,497.98 and 98,306.55 is: 147,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,951.98 : 484,497.98 = 98,306.55 : x
  2. Step 2: Convert to fraction form
    322,951.98/484,497.98 = 98,306.55/x
  3. Step 3: Cross multiply
    322,951.98x = 484,497.98 × 98,306.55
  4. Step 4: Simplify right side
    322,951.98x = 47,629,323,912.60
  5. Step 5: Solve for x
    x = 47,629,323,912.60/322,951.98
  6. Step 6: Final answer
    x = 147,481.13

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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.