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Finding the Fourth Proportional to 267,127.67, 400,807.31 and 147,037.88

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Solution

The fourth proportional to 267,127.67, 400,807.31 and 147,037.88 is: 220,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,127.67 : 400,807.31 = 147,037.88 : x
  2. Step 2: Convert to fraction form
    267,127.67/400,807.31 = 147,037.88/x
  3. Step 3: Cross multiply
    267,127.67x = 400,807.31 × 147,037.88
  4. Step 4: Simplify right side
    267,127.67x = 58,933,857,417.73
  5. Step 5: Solve for x
    x = 58,933,857,417.73/267,127.67
  6. Step 6: Final answer
    x = 220,620.56

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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.