Home / 667,341.97-1,001,059.64-267,982.73

Finding the Fourth Proportional to 667,341.97, 1,001,059.64 and 267,982.73

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Solution

The fourth proportional to 667,341.97, 1,001,059.64 and 267,982.73 is: 401,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,341.97 : 1,001,059.64 = 267,982.73 : x
  2. Step 2: Convert to fraction form
    667,341.97/1,001,059.64 = 267,982.73/x
  3. Step 3: Cross multiply
    667,341.97x = 1,001,059.64 × 267,982.73
  4. Step 4: Simplify right side
    667,341.97x = 268,266,700,772.08
  5. Step 5: Solve for x
    x = 268,266,700,772.08/667,341.97
  6. Step 6: Final answer
    x = 401,992.85

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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.