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Finding the Fourth Proportional to 632,786.60, 948,659.90 and 295,660.52

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Solution

The fourth proportional to 632,786.60, 948,659.90 and 295,660.52 is: 443,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,786.60 : 948,659.90 = 295,660.52 : x
  2. Step 2: Convert to fraction form
    632,786.60/948,659.90 = 295,660.52/x
  3. Step 3: Cross multiply
    632,786.60x = 948,659.90 × 295,660.52
  4. Step 4: Simplify right side
    632,786.60x = 280,481,279,337.15
  5. Step 5: Solve for x
    x = 280,481,279,337.15/632,786.60
  6. Step 6: Final answer
    x = 443,247.82

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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.