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Finding the Fourth Proportional to 444,816.79, 667,269.84 and 124,969.39

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Solution

The fourth proportional to 444,816.79, 667,269.84 and 124,969.39 is: 187,466.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,816.79 : 667,269.84 = 124,969.39 : x
  2. Step 2: Convert to fraction form
    444,816.79/667,269.84 = 124,969.39/x
  3. Step 3: Cross multiply
    444,816.79x = 667,269.84 × 124,969.39
  4. Step 4: Simplify right side
    444,816.79x = 83,388,304,870.20
  5. Step 5: Solve for x
    x = 83,388,304,870.20/444,816.79
  6. Step 6: Final answer
    x = 187,466.63

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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.