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Finding the Fourth Proportional to 444,754.48, 667,302.72 and 267,383.92

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Solution

The fourth proportional to 444,754.48, 667,302.72 and 267,383.92 is: 401,178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,754.48 : 667,302.72 = 267,383.92 : x
  2. Step 2: Convert to fraction form
    444,754.48/667,302.72 = 267,383.92/x
  3. Step 3: Cross multiply
    444,754.48x = 667,302.72 × 267,383.92
  4. Step 4: Simplify right side
    444,754.48x = 178,426,017,100.26
  5. Step 5: Solve for x
    x = 178,426,017,100.26/444,754.48
  6. Step 6: Final answer
    x = 401,178.68

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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.