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Finding the Fourth Proportional to 444,722.81, 613,722.42 and 240,778.17

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Solution

The fourth proportional to 444,722.81, 613,722.42 and 240,778.17 is: 332,276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,722.81 : 613,722.42 = 240,778.17 : x
  2. Step 2: Convert to fraction form
    444,722.81/613,722.42 = 240,778.17/x
  3. Step 3: Cross multiply
    444,722.81x = 613,722.42 × 240,778.17
  4. Step 4: Simplify right side
    444,722.81x = 147,770,961,175.57
  5. Step 5: Solve for x
    x = 147,770,961,175.57/444,722.81
  6. Step 6: Final answer
    x = 332,276.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.