Home / 412,847.27-569,683.67-231,521.88

Finding the Fourth Proportional to 412,847.27, 569,683.67 and 231,521.88

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Solution

The fourth proportional to 412,847.27, 569,683.67 and 231,521.88 is: 319,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,847.27 : 569,683.67 = 231,521.88 : x
  2. Step 2: Convert to fraction form
    412,847.27/569,683.67 = 231,521.88/x
  3. Step 3: Cross multiply
    412,847.27x = 569,683.67 × 231,521.88
  4. Step 4: Simplify right side
    412,847.27x = 131,894,234,862.50
  5. Step 5: Solve for x
    x = 131,894,234,862.50/412,847.27
  6. Step 6: Final answer
    x = 319,474.65

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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.