Home / 667,106.15-1,000,846.26-268,027.11

Finding the Fourth Proportional to 667,106.15, 1,000,846.26 and 268,027.11

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Solution

The fourth proportional to 667,106.15, 1,000,846.26 and 268,027.11 is: 402,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,106.15 : 1,000,846.26 = 268,027.11 : x
  2. Step 2: Convert to fraction form
    667,106.15/1,000,846.26 = 268,027.11/x
  3. Step 3: Cross multiply
    667,106.15x = 1,000,846.26 × 268,027.11
  4. Step 4: Simplify right side
    667,106.15x = 268,253,930,622.11
  5. Step 5: Solve for x
    x = 268,253,930,622.11/667,106.15
  6. Step 6: Final answer
    x = 402,115.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.