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Finding the Fourth Proportional to 337,072.43, 505,610.60 and 112,432.29

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Solution

The fourth proportional to 337,072.43, 505,610.60 and 112,432.29 is: 168,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,072.43 : 505,610.60 = 112,432.29 : x
  2. Step 2: Convert to fraction form
    337,072.43/505,610.60 = 112,432.29/x
  3. Step 3: Cross multiply
    337,072.43x = 505,610.60 × 112,432.29
  4. Step 4: Simplify right side
    337,072.43x = 56,846,957,044.11
  5. Step 5: Solve for x
    x = 56,846,957,044.11/337,072.43
  6. Step 6: Final answer
    x = 168,649.09

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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.