Home / 703,922.82-1,055,972.61-344,105.31

Finding the Fourth Proportional to 703,922.82, 1,055,972.61 and 344,105.31

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Solution

The fourth proportional to 703,922.82, 1,055,972.61 and 344,105.31 is: 516,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,922.82 : 1,055,972.61 = 344,105.31 : x
  2. Step 2: Convert to fraction form
    703,922.82/1,055,972.61 = 344,105.31/x
  3. Step 3: Cross multiply
    703,922.82x = 1,055,972.61 × 344,105.31
  4. Step 4: Simplify right side
    703,922.82x = 363,365,782,315.56
  5. Step 5: Solve for x
    x = 363,365,782,315.56/703,922.82
  6. Step 6: Final answer
    x = 516,201.17

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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.