Home / 325,290.38-449,177.74-204,633.59

Finding the Fourth Proportional to 325,290.38, 449,177.74 and 204,633.59

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Solution

The fourth proportional to 325,290.38, 449,177.74 and 204,633.59 is: 282,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,290.38 : 449,177.74 = 204,633.59 : x
  2. Step 2: Convert to fraction form
    325,290.38/449,177.74 = 204,633.59/x
  3. Step 3: Cross multiply
    325,290.38x = 449,177.74 × 204,633.59
  4. Step 4: Simplify right side
    325,290.38x = 91,916,850,726.81
  5. Step 5: Solve for x
    x = 91,916,850,726.81/325,290.38
  6. Step 6: Final answer
    x = 282,568.61

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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.