Home / 667,377.27-1,001,163.51-194,001.12

Finding the Fourth Proportional to 667,377.27, 1,001,163.51 and 194,001.12

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Solution

The fourth proportional to 667,377.27, 1,001,163.51 and 194,001.12 is: 291,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,377.27 : 1,001,163.51 = 194,001.12 : x
  2. Step 2: Convert to fraction form
    667,377.27/1,001,163.51 = 194,001.12/x
  3. Step 3: Cross multiply
    667,377.27x = 1,001,163.51 × 194,001.12
  4. Step 4: Simplify right side
    667,377.27x = 194,226,842,243.13
  5. Step 5: Solve for x
    x = 194,226,842,243.13/667,377.27
  6. Step 6: Final answer
    x = 291,030.05

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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.