Home / 352,279.32-528,107.94-269,542.68

Finding the Fourth Proportional to 352,279.32, 528,107.94 and 269,542.68

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Solution

The fourth proportional to 352,279.32, 528,107.94 and 269,542.68 is: 404,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,279.32 : 528,107.94 = 269,542.68 : x
  2. Step 2: Convert to fraction form
    352,279.32/528,107.94 = 269,542.68/x
  3. Step 3: Cross multiply
    352,279.32x = 528,107.94 × 269,542.68
  4. Step 4: Simplify right side
    352,279.32x = 142,347,629,476.88
  5. Step 5: Solve for x
    x = 142,347,629,476.88/352,279.32
  6. Step 6: Final answer
    x = 404,076.03

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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.