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Finding the Fourth Proportional to 437,590.82, 656,496.98 and 122,047.73

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Solution

The fourth proportional to 437,590.82, 656,496.98 and 122,047.73 is: 183,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,590.82 : 656,496.98 = 122,047.73 : x
  2. Step 2: Convert to fraction form
    437,590.82/656,496.98 = 122,047.73/x
  3. Step 3: Cross multiply
    437,590.82x = 656,496.98 × 122,047.73
  4. Step 4: Simplify right side
    437,590.82x = 80,123,966,160.86
  5. Step 5: Solve for x
    x = 80,123,966,160.86/437,590.82
  6. Step 6: Final answer
    x = 183,102.48

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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.