Home / 439,543.86-606,664.75-267,517.23

Finding the Fourth Proportional to 439,543.86, 606,664.75 and 267,517.23

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Solution

The fourth proportional to 439,543.86, 606,664.75 and 267,517.23 is: 369,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,543.86 : 606,664.75 = 267,517.23 : x
  2. Step 2: Convert to fraction form
    439,543.86/606,664.75 = 267,517.23/x
  3. Step 3: Cross multiply
    439,543.86x = 606,664.75 × 267,517.23
  4. Step 4: Simplify right side
    439,543.86x = 162,293,272,789.85
  5. Step 5: Solve for x
    x = 162,293,272,789.85/439,543.86
  6. Step 6: Final answer
    x = 369,231.12

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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.