Home / 276,306.68-414,443.09-162,517.41

Finding the Fourth Proportional to 276,306.68, 414,443.09 and 162,517.41

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Solution

The fourth proportional to 276,306.68, 414,443.09 and 162,517.41 is: 243,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,306.68 : 414,443.09 = 162,517.41 : x
  2. Step 2: Convert to fraction form
    276,306.68/414,443.09 = 162,517.41/x
  3. Step 3: Cross multiply
    276,306.68x = 414,443.09 × 162,517.41
  4. Step 4: Simplify right side
    276,306.68x = 67,354,217,985.49
  5. Step 5: Solve for x
    x = 67,354,217,985.49/276,306.68
  6. Step 6: Final answer
    x = 243,766.16

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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.