Home / 680,637.26-1,021,109.52-225,227.33

Finding the Fourth Proportional to 680,637.26, 1,021,109.52 and 225,227.33

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Solution

The fourth proportional to 680,637.26, 1,021,109.52 and 225,227.33 is: 337,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,637.26 : 1,021,109.52 = 225,227.33 : x
  2. Step 2: Convert to fraction form
    680,637.26/1,021,109.52 = 225,227.33/x
  3. Step 3: Cross multiply
    680,637.26x = 1,021,109.52 × 225,227.33
  4. Step 4: Simplify right side
    680,637.26x = 229,981,770,827.18
  5. Step 5: Solve for x
    x = 229,981,770,827.18/680,637.26
  6. Step 6: Final answer
    x = 337,891.83

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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.