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Finding the Fourth Proportional to 444,682.32, 667,165.23 and 275,648.28

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Solution

The fourth proportional to 444,682.32, 667,165.23 and 275,648.28 is: 413,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,682.32 : 667,165.23 = 275,648.28 : x
  2. Step 2: Convert to fraction form
    444,682.32/667,165.23 = 275,648.28/x
  3. Step 3: Cross multiply
    444,682.32x = 667,165.23 × 275,648.28
  4. Step 4: Simplify right side
    444,682.32x = 183,902,948,125.30
  5. Step 5: Solve for x
    x = 183,902,948,125.30/444,682.32
  6. Step 6: Final answer
    x = 413,560.29

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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.