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Finding the Fourth Proportional to 447,091.92, 669,171.83 and 244,377.54

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Solution

The fourth proportional to 447,091.92, 669,171.83 and 244,377.54 is: 365,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,091.92 : 669,171.83 = 244,377.54 : x
  2. Step 2: Convert to fraction form
    447,091.92/669,171.83 = 244,377.54/x
  3. Step 3: Cross multiply
    447,091.92x = 669,171.83 × 244,377.54
  4. Step 4: Simplify right side
    447,091.92x = 163,530,564,430.81
  5. Step 5: Solve for x
    x = 163,530,564,430.81/447,091.92
  6. Step 6: Final answer
    x = 365,764.97

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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.