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Finding the Fourth Proportional to 267,374, 400,794.12 and 133,846.64

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Solution

The fourth proportional to 267,374, 400,794.12 and 133,846.64 is: 200,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,374 : 400,794.12 = 133,846.64 : x
  2. Step 2: Convert to fraction form
    267,374/400,794.12 = 133,846.64/x
  3. Step 3: Cross multiply
    267,374x = 400,794.12 × 133,846.64
  4. Step 4: Simplify right side
    267,374x = 53,644,946,293.76
  5. Step 5: Solve for x
    x = 53,644,946,293.76/267,374
  6. Step 6: Final answer
    x = 200,636.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.