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Finding the Fourth Proportional to 267,233.04, 400,850.64 and 126,915.12

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Solution

The fourth proportional to 267,233.04, 400,850.64 and 126,915.12 is: 190,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,233.04 : 400,850.64 = 126,915.12 : x
  2. Step 2: Convert to fraction form
    267,233.04/400,850.64 = 126,915.12/x
  3. Step 3: Cross multiply
    267,233.04x = 400,850.64 × 126,915.12
  4. Step 4: Simplify right side
    267,233.04x = 50,874,007,077.68
  5. Step 5: Solve for x
    x = 50,874,007,077.68/267,233.04
  6. Step 6: Final answer
    x = 190,373.19

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1.5x scale

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.