Home / 680,637.76-1,021,110.27-225,227.83

Finding the Fourth Proportional to 680,637.76, 1,021,110.27 and 225,227.83

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Solution

The fourth proportional to 680,637.76, 1,021,110.27 and 225,227.83 is: 337,892.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,637.76 : 1,021,110.27 = 225,227.83 : x
  2. Step 2: Convert to fraction form
    680,637.76/1,021,110.27 = 225,227.83/x
  3. Step 3: Cross multiply
    680,637.76x = 1,021,110.27 × 225,227.83
  4. Step 4: Simplify right side
    680,637.76x = 229,982,450,302.81
  5. Step 5: Solve for x
    x = 229,982,450,302.81/680,637.76
  6. Step 6: Final answer
    x = 337,892.58

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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.