Home / 394,226.08-591,624.24-157,634.80

Finding the Fourth Proportional to 394,226.08, 591,624.24 and 157,634.80

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Solution

The fourth proportional to 394,226.08, 591,624.24 and 157,634.80 is: 236,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,226.08 : 591,624.24 = 157,634.80 : x
  2. Step 2: Convert to fraction form
    394,226.08/591,624.24 = 157,634.80/x
  3. Step 3: Cross multiply
    394,226.08x = 591,624.24 × 157,634.80
  4. Step 4: Simplify right side
    394,226.08x = 93,260,568,747.55
  5. Step 5: Solve for x
    x = 93,260,568,747.55/394,226.08
  6. Step 6: Final answer
    x = 236,566.21

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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.