Home / 412,247.88-568,918.40-230,961.30

Finding the Fourth Proportional to 412,247.88, 568,918.40 and 230,961.30

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Solution

The fourth proportional to 412,247.88, 568,918.40 and 230,961.30 is: 318,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,247.88 : 568,918.40 = 230,961.30 : x
  2. Step 2: Convert to fraction form
    412,247.88/568,918.40 = 230,961.30/x
  3. Step 3: Cross multiply
    412,247.88x = 568,918.40 × 230,961.30
  4. Step 4: Simplify right side
    412,247.88x = 131,398,133,257.92
  5. Step 5: Solve for x
    x = 131,398,133,257.92/412,247.88
  6. Step 6: Final answer
    x = 318,735.74

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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.