Home / 412,517.06-569,299.83-231,229.02

Finding the Fourth Proportional to 412,517.06, 569,299.83 and 231,229.02

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Solution

The fourth proportional to 412,517.06, 569,299.83 and 231,229.02 is: 319,110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,517.06 : 569,299.83 = 231,229.02 : x
  2. Step 2: Convert to fraction form
    412,517.06/569,299.83 = 231,229.02/x
  3. Step 3: Cross multiply
    412,517.06x = 569,299.83 × 231,229.02
  4. Step 4: Simplify right side
    412,517.06x = 131,638,641,777.07
  5. Step 5: Solve for x
    x = 131,638,641,777.07/412,517.06
  6. Step 6: Final answer
    x = 319,110.79

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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.