Home / 325,534.38-449,215.67-180,330.33

Finding the Fourth Proportional to 325,534.38, 449,215.67 and 180,330.33

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Solution

The fourth proportional to 325,534.38, 449,215.67 and 180,330.33 is: 248,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,534.38 : 449,215.67 = 180,330.33 : x
  2. Step 2: Convert to fraction form
    325,534.38/449,215.67 = 180,330.33/x
  3. Step 3: Cross multiply
    325,534.38x = 449,215.67 × 180,330.33
  4. Step 4: Simplify right side
    325,534.38x = 81,007,209,110.62
  5. Step 5: Solve for x
    x = 81,007,209,110.62/325,534.38
  6. Step 6: Final answer
    x = 248,843.79

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1.5x scale

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.