Home / 667,108.14-1,000,849.26-268,029.12

Finding the Fourth Proportional to 667,108.14, 1,000,849.26 and 268,029.12

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Solution

The fourth proportional to 667,108.14, 1,000,849.26 and 268,029.12 is: 402,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,108.14 : 1,000,849.26 = 268,029.12 : x
  2. Step 2: Convert to fraction form
    667,108.14/1,000,849.26 = 268,029.12/x
  3. Step 3: Cross multiply
    667,108.14x = 1,000,849.26 × 268,029.12
  4. Step 4: Simplify right side
    667,108.14x = 268,256,746,410.45
  5. Step 5: Solve for x
    x = 268,256,746,410.45/667,108.14
  6. Step 6: Final answer
    x = 402,118.83

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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.