Home / 412,289.23-568,920.64-230,962.71

Finding the Fourth Proportional to 412,289.23, 568,920.64 and 230,962.71

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Solution

The fourth proportional to 412,289.23, 568,920.64 and 230,962.71 is: 318,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,289.23 : 568,920.64 = 230,962.71 : x
  2. Step 2: Convert to fraction form
    412,289.23/568,920.64 = 230,962.71/x
  3. Step 3: Cross multiply
    412,289.23x = 568,920.64 × 230,962.71
  4. Step 4: Simplify right side
    412,289.23x = 131,399,451,634.52
  5. Step 5: Solve for x
    x = 131,399,451,634.52/412,289.23
  6. Step 6: Final answer
    x = 318,706.97

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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.