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Finding the Fourth Proportional to 272,042.20, 408,063.30 and 241,715.80

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Solution

The fourth proportional to 272,042.20, 408,063.30 and 241,715.80 is: 362,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,042.20 : 408,063.30 = 241,715.80 : x
  2. Step 2: Convert to fraction form
    272,042.20/408,063.30 = 241,715.80/x
  3. Step 3: Cross multiply
    272,042.20x = 408,063.30 × 241,715.80
  4. Step 4: Simplify right side
    272,042.20x = 98,635,347,010.14
  5. Step 5: Solve for x
    x = 98,635,347,010.14/272,042.20
  6. Step 6: Final answer
    x = 362,573.70

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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.