Home / 394,013.55-591,204.89-194,224.83

Finding the Fourth Proportional to 394,013.55, 591,204.89 and 194,224.83

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Solution

The fourth proportional to 394,013.55, 591,204.89 and 194,224.83 is: 291,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,013.55 : 591,204.89 = 194,224.83 : x
  2. Step 2: Convert to fraction form
    394,013.55/591,204.89 = 194,224.83/x
  3. Step 3: Cross multiply
    394,013.55x = 591,204.89 × 194,224.83
  4. Step 4: Simplify right side
    394,013.55x = 114,826,668,284.30
  5. Step 5: Solve for x
    x = 114,826,668,284.30/394,013.55
  6. Step 6: Final answer
    x = 291,428.22

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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.