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Finding the Fourth Proportional to 416,333.70, 624,522.60 and 132,046.62

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Solution

The fourth proportional to 416,333.70, 624,522.60 and 132,046.62 is: 198,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,333.70 : 624,522.60 = 132,046.62 : x
  2. Step 2: Convert to fraction form
    416,333.70/624,522.60 = 132,046.62/x
  3. Step 3: Cross multiply
    416,333.70x = 624,522.60 × 132,046.62
  4. Step 4: Simplify right side
    416,333.70x = 82,466,098,443.61
  5. Step 5: Solve for x
    x = 82,466,098,443.61/416,333.70
  6. Step 6: Final answer
    x = 198,076.92

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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.