Home / 324,693.20-447,786.48-203,845.76

Finding the Fourth Proportional to 324,693.20, 447,786.48 and 203,845.76

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Solution

The fourth proportional to 324,693.20, 447,786.48 and 203,845.76 is: 281,125.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,693.20 : 447,786.48 = 203,845.76 : x
  2. Step 2: Convert to fraction form
    324,693.20/447,786.48 = 203,845.76/x
  3. Step 3: Cross multiply
    324,693.20x = 447,786.48 × 203,845.76
  4. Step 4: Simplify right side
    324,693.20x = 91,279,375,333.32
  5. Step 5: Solve for x
    x = 91,279,375,333.32/324,693.20
  6. Step 6: Final answer
    x = 281,125.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.