Home / 667,380.27-1,001,168.01-194,004.12

Finding the Fourth Proportional to 667,380.27, 1,001,168.01 and 194,004.12

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Solution

The fourth proportional to 667,380.27, 1,001,168.01 and 194,004.12 is: 291,034.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,380.27 : 1,001,168.01 = 194,004.12 : x
  2. Step 2: Convert to fraction form
    667,380.27/1,001,168.01 = 194,004.12/x
  3. Step 3: Cross multiply
    667,380.27x = 1,001,168.01 × 194,004.12
  4. Step 4: Simplify right side
    667,380.27x = 194,230,718,752.20
  5. Step 5: Solve for x
    x = 194,230,718,752.20/667,380.27
  6. Step 6: Final answer
    x = 291,034.55

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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.