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Finding the Fourth Proportional to 482,627.35, 666,105.69 and 267,836.41

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Solution

The fourth proportional to 482,627.35, 666,105.69 and 267,836.41 is: 369,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,627.35 : 666,105.69 = 267,836.41 : x
  2. Step 2: Convert to fraction form
    482,627.35/666,105.69 = 267,836.41/x
  3. Step 3: Cross multiply
    482,627.35x = 666,105.69 × 267,836.41
  4. Step 4: Simplify right side
    482,627.35x = 178,407,356,690.17
  5. Step 5: Solve for x
    x = 178,407,356,690.17/482,627.35
  6. Step 6: Final answer
    x = 369,658.61

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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.