Home / 327,621.33-491,180.42-294,239.48

Finding the Fourth Proportional to 327,621.33, 491,180.42 and 294,239.48

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Solution

The fourth proportional to 327,621.33, 491,180.42 and 294,239.48 is: 441,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,621.33 : 491,180.42 = 294,239.48 : x
  2. Step 2: Convert to fraction form
    327,621.33/491,180.42 = 294,239.48/x
  3. Step 3: Cross multiply
    327,621.33x = 491,180.42 × 294,239.48
  4. Step 4: Simplify right side
    327,621.33x = 144,524,669,646.68
  5. Step 5: Solve for x
    x = 144,524,669,646.68/327,621.33
  6. Step 6: Final answer
    x = 441,133.27

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1.5x scale

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.