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Finding the Fourth Proportional to 481,915.26, 665,046.96 and 267,058.92

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Solution

The fourth proportional to 481,915.26, 665,046.96 and 267,058.92 is: 368,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,915.26 : 665,046.96 = 267,058.92 : x
  2. Step 2: Convert to fraction form
    481,915.26/665,046.96 = 267,058.92/x
  3. Step 3: Cross multiply
    481,915.26x = 665,046.96 × 267,058.92
  4. Step 4: Simplify right side
    481,915.26x = 177,606,722,886.88
  5. Step 5: Solve for x
    x = 177,606,722,886.88/481,915.26
  6. Step 6: Final answer
    x = 368,543.47

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1.5x scale

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.