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Finding the Fourth Proportional to 481,906.26, 665,034.59 and 267,049.92

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Solution

The fourth proportional to 481,906.26, 665,034.59 and 267,049.92 is: 368,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,906.26 : 665,034.59 = 267,049.92 : x
  2. Step 2: Convert to fraction form
    481,906.26/665,034.59 = 267,049.92/x
  3. Step 3: Cross multiply
    481,906.26x = 665,034.59 × 267,049.92
  4. Step 4: Simplify right side
    481,906.26x = 177,597,432,721.48
  5. Step 5: Solve for x
    x = 177,597,432,721.48/481,906.26
  6. Step 6: Final answer
    x = 368,531.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.