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Finding the Fourth Proportional to 275,486.46, 413,200.52 and 88,483.38

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Solution

The fourth proportional to 275,486.46, 413,200.52 and 88,483.38 is: 132,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,486.46 : 413,200.52 = 88,483.38 : x
  2. Step 2: Convert to fraction form
    275,486.46/413,200.52 = 88,483.38/x
  3. Step 3: Cross multiply
    275,486.46x = 413,200.52 × 88,483.38
  4. Step 4: Simplify right side
    275,486.46x = 36,561,378,627.36
  5. Step 5: Solve for x
    x = 36,561,378,627.36/275,486.46
  6. Step 6: Final answer
    x = 132,715.70

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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.