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Finding the Fourth Proportional to 444,680.82, 667,162.98 and 275,646.78

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Solution

The fourth proportional to 444,680.82, 667,162.98 and 275,646.78 is: 413,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,680.82 : 667,162.98 = 275,646.78 : x
  2. Step 2: Convert to fraction form
    444,680.82/667,162.98 = 275,646.78/x
  3. Step 3: Cross multiply
    444,680.82x = 667,162.98 × 275,646.78
  4. Step 4: Simplify right side
    444,680.82x = 183,901,327,172.20
  5. Step 5: Solve for x
    x = 183,901,327,172.20/444,680.82
  6. Step 6: Final answer
    x = 413,558.04

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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.