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Finding the Fourth Proportional to 267,062.40, 400,593.60 and 89,510.40

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Solution

The fourth proportional to 267,062.40, 400,593.60 and 89,510.40 is: 134,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,062.40 : 400,593.60 = 89,510.40 : x
  2. Step 2: Convert to fraction form
    267,062.40/400,593.60 = 89,510.40/x
  3. Step 3: Cross multiply
    267,062.40x = 400,593.60 × 89,510.40
  4. Step 4: Simplify right side
    267,062.40x = 35,857,293,373.44
  5. Step 5: Solve for x
    x = 35,857,293,373.44/267,062.40
  6. Step 6: Final answer
    x = 134,265.60

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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.