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Finding the Fourth Proportional to 444,964.48, 667,446.28 and 178,725.04

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Solution

The fourth proportional to 444,964.48, 667,446.28 and 178,725.04 is: 268,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,964.48 : 667,446.28 = 178,725.04 : x
  2. Step 2: Convert to fraction form
    444,964.48/667,446.28 = 178,725.04/x
  3. Step 3: Cross multiply
    444,964.48x = 667,446.28 × 178,725.04
  4. Step 4: Simplify right side
    444,964.48x = 119,289,363,090.85
  5. Step 5: Solve for x
    x = 119,289,363,090.85/444,964.48
  6. Step 6: Final answer
    x = 268,087.38

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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.