Home / 327,587.32-491,352.66-199,470.52

Finding the Fourth Proportional to 327,587.32, 491,352.66 and 199,470.52

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Solution

The fourth proportional to 327,587.32, 491,352.66 and 199,470.52 is: 299,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,587.32 : 491,352.66 = 199,470.52 : x
  2. Step 2: Convert to fraction form
    327,587.32/491,352.66 = 199,470.52/x
  3. Step 3: Cross multiply
    327,587.32x = 491,352.66 × 199,470.52
  4. Step 4: Simplify right side
    327,587.32x = 98,010,370,593.58
  5. Step 5: Solve for x
    x = 98,010,370,593.58/327,587.32
  6. Step 6: Final answer
    x = 299,188.54

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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.