Home / 378,952.20-567,934.66-154,049.93

Finding the Fourth Proportional to 378,952.20, 567,934.66 and 154,049.93

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Solution

The fourth proportional to 378,952.20, 567,934.66 and 154,049.93 is: 230,874.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,952.20 : 567,934.66 = 154,049.93 : x
  2. Step 2: Convert to fraction form
    378,952.20/567,934.66 = 154,049.93/x
  3. Step 3: Cross multiply
    378,952.20x = 567,934.66 × 154,049.93
  4. Step 4: Simplify right side
    378,952.20x = 87,490,294,617.57
  5. Step 5: Solve for x
    x = 87,490,294,617.57/378,952.20
  6. Step 6: Final answer
    x = 230,874.22

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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.