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Finding the Fourth Proportional to 482,299.35, 665,540.67 and 267,431.46

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Solution

The fourth proportional to 482,299.35, 665,540.67 and 267,431.46 is: 369,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,299.35 : 665,540.67 = 267,431.46 : x
  2. Step 2: Convert to fraction form
    482,299.35/665,540.67 = 267,431.46/x
  3. Step 3: Cross multiply
    482,299.35x = 665,540.67 × 267,431.46
  4. Step 4: Simplify right side
    482,299.35x = 177,986,513,067.48
  5. Step 5: Solve for x
    x = 177,986,513,067.48/482,299.35
  6. Step 6: Final answer
    x = 369,037.43

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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.