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Finding the Fourth Proportional to 444,576.92, 666,823.98 and 124,758.68

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Solution

The fourth proportional to 444,576.92, 666,823.98 and 124,758.68 is: 187,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,576.92 : 666,823.98 = 124,758.68 : x
  2. Step 2: Convert to fraction form
    444,576.92/666,823.98 = 124,758.68/x
  3. Step 3: Cross multiply
    444,576.92x = 666,823.98 × 124,758.68
  4. Step 4: Simplify right side
    444,576.92x = 83,192,079,537.15
  5. Step 5: Solve for x
    x = 83,192,079,537.15/444,576.92
  6. Step 6: Final answer
    x = 187,126.40

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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.