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Finding the Fourth Proportional to 482,518.35, 665,955.17 and 267,727.61

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Solution

The fourth proportional to 482,518.35, 665,955.17 and 267,727.61 is: 369,508.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,518.35 : 665,955.17 = 267,727.61 : x
  2. Step 2: Convert to fraction form
    482,518.35/665,955.17 = 267,727.61/x
  3. Step 3: Cross multiply
    482,518.35x = 665,955.17 × 267,727.61
  4. Step 4: Simplify right side
    482,518.35x = 178,294,587,361.47
  5. Step 5: Solve for x
    x = 178,294,587,361.47/482,518.35
  6. Step 6: Final answer
    x = 369,508.41

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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.