Home / 412,522.05-569,306.73-231,234.02

Finding the Fourth Proportional to 412,522.05, 569,306.73 and 231,234.02

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Solution

The fourth proportional to 412,522.05, 569,306.73 and 231,234.02 is: 319,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,522.05 : 569,306.73 = 231,234.02 : x
  2. Step 2: Convert to fraction form
    412,522.05/569,306.73 = 231,234.02/x
  3. Step 3: Cross multiply
    412,522.05x = 569,306.73 × 231,234.02
  4. Step 4: Simplify right side
    412,522.05x = 131,643,083,790.96
  5. Step 5: Solve for x
    x = 131,643,083,790.96/412,522.05
  6. Step 6: Final answer
    x = 319,117.69

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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.