Home / 382,632.56-527,890.24-239,338.16

Finding the Fourth Proportional to 382,632.56, 527,890.24 and 239,338.16

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Solution

The fourth proportional to 382,632.56, 527,890.24 and 239,338.16 is: 330,197.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,632.56 : 527,890.24 = 239,338.16 : x
  2. Step 2: Convert to fraction form
    382,632.56/527,890.24 = 239,338.16/x
  3. Step 3: Cross multiply
    382,632.56x = 527,890.24 × 239,338.16
  4. Step 4: Simplify right side
    382,632.56x = 126,344,278,723.56
  5. Step 5: Solve for x
    x = 126,344,278,723.56/382,632.56
  6. Step 6: Final answer
    x = 330,197.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.