Home / 407,092.26-561,789.36-225,791.58

Finding the Fourth Proportional to 407,092.26, 561,789.36 and 225,791.58

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Solution

The fourth proportional to 407,092.26, 561,789.36 and 225,791.58 is: 311,593.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,092.26 : 561,789.36 = 225,791.58 : x
  2. Step 2: Convert to fraction form
    407,092.26/561,789.36 = 225,791.58/x
  3. Step 3: Cross multiply
    407,092.26x = 561,789.36 × 225,791.58
  4. Step 4: Simplify right side
    407,092.26x = 126,847,307,221.59
  5. Step 5: Solve for x
    x = 126,847,307,221.59/407,092.26
  6. Step 6: Final answer
    x = 311,593.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.