Home / 725,100.84-1,087,651.67-275,717.97

Finding the Fourth Proportional to 725,100.84, 1,087,651.67 and 275,717.97

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Solution

The fourth proportional to 725,100.84, 1,087,651.67 and 275,717.97 is: 413,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,100.84 : 1,087,651.67 = 275,717.97 : x
  2. Step 2: Convert to fraction form
    725,100.84/1,087,651.67 = 275,717.97/x
  3. Step 3: Cross multiply
    725,100.84x = 1,087,651.67 × 275,717.97
  4. Step 4: Simplify right side
    725,100.84x = 299,885,109,140.92
  5. Step 5: Solve for x
    x = 299,885,109,140.92/725,100.84
  6. Step 6: Final answer
    x = 413,577.11

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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.