Home / 412,061.81-568,618.20-230,732.17

Finding the Fourth Proportional to 412,061.81, 568,618.20 and 230,732.17

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Solution

The fourth proportional to 412,061.81, 568,618.20 and 230,732.17 is: 318,395.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,061.81 : 568,618.20 = 230,732.17 : x
  2. Step 2: Convert to fraction form
    412,061.81/568,618.20 = 230,732.17/x
  3. Step 3: Cross multiply
    412,061.81x = 568,618.20 × 230,732.17
  4. Step 4: Simplify right side
    412,061.81x = 131,198,509,765.95
  5. Step 5: Solve for x
    x = 131,198,509,765.95/412,061.81
  6. Step 6: Final answer
    x = 318,395.22

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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.