Home / 667,351.61-1,001,198.27-194,037.12

Finding the Fourth Proportional to 667,351.61, 1,001,198.27 and 194,037.12

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Solution

The fourth proportional to 667,351.61, 1,001,198.27 and 194,037.12 is: 291,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,351.61 : 1,001,198.27 = 194,037.12 : x
  2. Step 2: Convert to fraction form
    667,351.61/1,001,198.27 = 194,037.12/x
  3. Step 3: Cross multiply
    667,351.61x = 1,001,198.27 × 194,037.12
  4. Step 4: Simplify right side
    667,351.61x = 194,269,629,344.88
  5. Step 5: Solve for x
    x = 194,269,629,344.88/667,351.61
  6. Step 6: Final answer
    x = 291,105.36

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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.