Home / 394,494.29-591,741.43-327,982.15

Finding the Fourth Proportional to 394,494.29, 591,741.43 and 327,982.15

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Solution

The fourth proportional to 394,494.29, 591,741.43 and 327,982.15 is: 491,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,494.29 : 591,741.43 = 327,982.15 : x
  2. Step 2: Convert to fraction form
    394,494.29/591,741.43 = 327,982.15/x
  3. Step 3: Cross multiply
    394,494.29x = 591,741.43 × 327,982.15
  4. Step 4: Simplify right side
    394,494.29x = 194,080,626,455.48
  5. Step 5: Solve for x
    x = 194,080,626,455.48/394,494.29
  6. Step 6: Final answer
    x = 491,973.22

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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.