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Finding the Fourth Proportional to 337,645.90, 506,217.31 and 112,873.33

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Solution

The fourth proportional to 337,645.90, 506,217.31 and 112,873.33 is: 169,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,645.90 : 506,217.31 = 112,873.33 : x
  2. Step 2: Convert to fraction form
    337,645.90/506,217.31 = 112,873.33/x
  3. Step 3: Cross multiply
    337,645.90x = 506,217.31 × 112,873.33
  4. Step 4: Simplify right side
    337,645.90x = 57,138,433,483.34
  5. Step 5: Solve for x
    x = 57,138,433,483.34/337,645.90
  6. Step 6: Final answer
    x = 169,225.91

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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.