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Finding the Fourth Proportional to 444,777, 667,234.62 and 149,358.12

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Solution

The fourth proportional to 444,777, 667,234.62 and 149,358.12 is: 224,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,777 : 667,234.62 = 149,358.12 : x
  2. Step 2: Convert to fraction form
    444,777/667,234.62 = 149,358.12/x
  3. Step 3: Cross multiply
    444,777x = 667,234.62 × 149,358.12
  4. Step 4: Simplify right side
    444,777x = 99,656,908,442.11
  5. Step 5: Solve for x
    x = 99,656,908,442.11/444,777
  6. Step 6: Final answer
    x = 224,060.39

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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.