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Finding the Fourth Proportional to 272,575.10, 408,085.05 and 241,471.10

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Solution

The fourth proportional to 272,575.10, 408,085.05 and 241,471.10 is: 361,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,575.10 : 408,085.05 = 241,471.10 : x
  2. Step 2: Convert to fraction form
    272,575.10/408,085.05 = 241,471.10/x
  3. Step 3: Cross multiply
    272,575.10x = 408,085.05 × 241,471.10
  4. Step 4: Simplify right side
    272,575.10x = 98,540,745,917.06
  5. Step 5: Solve for x
    x = 98,540,745,917.06/272,575.10
  6. Step 6: Final answer
    x = 361,517.78

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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.