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Finding the Fourth Proportional to 437,760.98, 656,592.24 and 117,936.49

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Solution

The fourth proportional to 437,760.98, 656,592.24 and 117,936.49 is: 176,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,760.98 : 656,592.24 = 117,936.49 : x
  2. Step 2: Convert to fraction form
    437,760.98/656,592.24 = 117,936.49/x
  3. Step 3: Cross multiply
    437,760.98x = 656,592.24 × 117,936.49
  4. Step 4: Simplify right side
    437,760.98x = 77,436,180,863.88
  5. Step 5: Solve for x
    x = 77,436,180,863.88/437,760.98
  6. Step 6: Final answer
    x = 176,891.46

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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.