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Finding the Fourth Proportional to 444,718.99, 613,712.40 and 240,769.90

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Solution

The fourth proportional to 444,718.99, 613,712.40 and 240,769.90 is: 332,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,718.99 : 613,712.40 = 240,769.90 : x
  2. Step 2: Convert to fraction form
    444,718.99/613,712.40 = 240,769.90/x
  3. Step 3: Cross multiply
    444,718.99x = 613,712.40 × 240,769.90
  4. Step 4: Simplify right side
    444,718.99x = 147,763,471,972.91
  5. Step 5: Solve for x
    x = 147,763,471,972.91/444,718.99
  6. Step 6: Final answer
    x = 332,262.56

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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.