Home / 722,860.20-1,084,301.64-273,791.34

Finding the Fourth Proportional to 722,860.20, 1,084,301.64 and 273,791.34

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Solution

The fourth proportional to 722,860.20, 1,084,301.64 and 273,791.34 is: 410,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,860.20 : 1,084,301.64 = 273,791.34 : x
  2. Step 2: Convert to fraction form
    722,860.20/1,084,301.64 = 273,791.34/x
  3. Step 3: Cross multiply
    722,860.20x = 1,084,301.64 × 273,791.34
  4. Step 4: Simplify right side
    722,860.20x = 296,872,398,979.80
  5. Step 5: Solve for x
    x = 296,872,398,979.80/722,860.20
  6. Step 6: Final answer
    x = 410,691.31

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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.