Home / 351,930.60-527,885.91-169,520.22

Finding the Fourth Proportional to 351,930.60, 527,885.91 and 169,520.22

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Solution

The fourth proportional to 351,930.60, 527,885.91 and 169,520.22 is: 254,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,930.60 : 527,885.91 = 169,520.22 : x
  2. Step 2: Convert to fraction form
    351,930.60/527,885.91 = 169,520.22/x
  3. Step 3: Cross multiply
    351,930.60x = 527,885.91 × 169,520.22
  4. Step 4: Simplify right side
    351,930.60x = 89,487,335,598.10
  5. Step 5: Solve for x
    x = 89,487,335,598.10/351,930.60
  6. Step 6: Final answer
    x = 254,275.52

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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.