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Finding the Fourth Proportional to 482,417.97, 665,785.44 and 267,599.94

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Solution

The fourth proportional to 482,417.97, 665,785.44 and 267,599.94 is: 369,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,417.97 : 665,785.44 = 267,599.94 : x
  2. Step 2: Convert to fraction form
    482,417.97/665,785.44 = 267,599.94/x
  3. Step 3: Cross multiply
    482,417.97x = 665,785.44 × 267,599.94
  4. Step 4: Simplify right side
    482,417.97x = 178,164,143,796.87
  5. Step 5: Solve for x
    x = 178,164,143,796.87/482,417.97
  6. Step 6: Final answer
    x = 369,314.90

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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.