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Finding the Fourth Proportional to 444,818.60, 667,227.90 and 267,234.20

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Solution

The fourth proportional to 444,818.60, 667,227.90 and 267,234.20 is: 400,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,818.60 : 667,227.90 = 267,234.20 : x
  2. Step 2: Convert to fraction form
    444,818.60/667,227.90 = 267,234.20/x
  3. Step 3: Cross multiply
    444,818.60x = 667,227.90 × 267,234.20
  4. Step 4: Simplify right side
    444,818.60x = 178,306,114,074.18
  5. Step 5: Solve for x
    x = 178,306,114,074.18/444,818.60
  6. Step 6: Final answer
    x = 400,851.30

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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.