Home / 754,370.82-1,131,714.79-221,847.26

Finding the Fourth Proportional to 754,370.82, 1,131,714.79 and 221,847.26

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Solution

The fourth proportional to 754,370.82, 1,131,714.79 and 221,847.26 is: 332,817.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,370.82 : 1,131,714.79 = 221,847.26 : x
  2. Step 2: Convert to fraction form
    754,370.82/1,131,714.79 = 221,847.26/x
  3. Step 3: Cross multiply
    754,370.82x = 1,131,714.79 × 221,847.26
  4. Step 4: Simplify right side
    754,370.82x = 251,067,819,049.78
  5. Step 5: Solve for x
    x = 251,067,819,049.78/754,370.82
  6. Step 6: Final answer
    x = 332,817.51

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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.