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Finding the Fourth Proportional to 482,374, 665,676.12 and 267,546.96

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Solution

The fourth proportional to 482,374, 665,676.12 and 267,546.96 is: 369,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,374 : 665,676.12 = 267,546.96 : x
  2. Step 2: Convert to fraction form
    482,374/665,676.12 = 267,546.96/x
  3. Step 3: Cross multiply
    482,374x = 665,676.12 × 267,546.96
  4. Step 4: Simplify right side
    482,374x = 178,099,622,250.60
  5. Step 5: Solve for x
    x = 178,099,622,250.60/482,374
  6. Step 6: Final answer
    x = 369,214.80

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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.