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Finding the Fourth Proportional to 412,250.76, 568,966.16 and 230,974.97

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Solution

The fourth proportional to 412,250.76, 568,966.16 and 230,974.97 is: 318,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,250.76 : 568,966.16 = 230,974.97 : x
  2. Step 2: Convert to fraction form
    412,250.76/568,966.16 = 230,974.97/x
  3. Step 3: Cross multiply
    412,250.76x = 568,966.16 × 230,974.97
  4. Step 4: Simplify right side
    412,250.76x = 131,416,939,469.62
  5. Step 5: Solve for x
    x = 131,416,939,469.62/412,250.76
  6. Step 6: Final answer
    x = 318,779.13

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1.5x scale

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.