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Finding the Fourth Proportional to 557,775.92, 836,649.18 and 158,416.73

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Solution

The fourth proportional to 557,775.92, 836,649.18 and 158,416.73 is: 237,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,775.92 : 836,649.18 = 158,416.73 : x
  2. Step 2: Convert to fraction form
    557,775.92/836,649.18 = 158,416.73/x
  3. Step 3: Cross multiply
    557,775.92x = 836,649.18 × 158,416.73
  4. Step 4: Simplify right side
    557,775.92x = 132,539,227,252.78
  5. Step 5: Solve for x
    x = 132,539,227,252.78/557,775.92
  6. Step 6: Final answer
    x = 237,620.92

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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.