Home / 327,585.32-491,349.66-199,468.52

Finding the Fourth Proportional to 327,585.32, 491,349.66 and 199,468.52

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Solution

The fourth proportional to 327,585.32, 491,349.66 and 199,468.52 is: 299,185.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,585.32 : 491,349.66 = 199,468.52 : x
  2. Step 2: Convert to fraction form
    327,585.32/491,349.66 = 199,468.52/x
  3. Step 3: Cross multiply
    327,585.32x = 491,349.66 × 199,468.52
  4. Step 4: Simplify right side
    327,585.32x = 98,008,789,482.70
  5. Step 5: Solve for x
    x = 98,008,789,482.70/327,585.32
  6. Step 6: Final answer
    x = 299,185.54

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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.