Home / 439,160.27-658,273.84-172,884.11

Finding the Fourth Proportional to 439,160.27, 658,273.84 and 172,884.11

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Solution

The fourth proportional to 439,160.27, 658,273.84 and 172,884.11 is: 259,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,160.27 : 658,273.84 = 172,884.11 : x
  2. Step 2: Convert to fraction form
    439,160.27/658,273.84 = 172,884.11/x
  3. Step 3: Cross multiply
    439,160.27x = 658,273.84 × 172,884.11
  4. Step 4: Simplify right side
    439,160.27x = 113,805,083,241.10
  5. Step 5: Solve for x
    x = 113,805,083,241.10/439,160.27
  6. Step 6: Final answer
    x = 259,142.49

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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.