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Finding the Fourth Proportional to 467,445.26, 700,614.29 and 214,512.56

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Solution

The fourth proportional to 467,445.26, 700,614.29 and 214,512.56 is: 321,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,445.26 : 700,614.29 = 214,512.56 : x
  2. Step 2: Convert to fraction form
    467,445.26/700,614.29 = 214,512.56/x
  3. Step 3: Cross multiply
    467,445.26x = 700,614.29 × 214,512.56
  4. Step 4: Simplify right side
    467,445.26x = 150,290,560,344.85
  5. Step 5: Solve for x
    x = 150,290,560,344.85/467,445.26
  6. Step 6: Final answer
    x = 321,514.78

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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.