Home / 439,104.68-605,948.94-248,113.97

Finding the Fourth Proportional to 439,104.68, 605,948.94 and 248,113.97

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Solution

The fourth proportional to 439,104.68, 605,948.94 and 248,113.97 is: 342,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,104.68 : 605,948.94 = 248,113.97 : x
  2. Step 2: Convert to fraction form
    439,104.68/605,948.94 = 248,113.97/x
  3. Step 3: Cross multiply
    439,104.68x = 605,948.94 × 248,113.97
  4. Step 4: Simplify right side
    439,104.68x = 150,344,397,120.69
  5. Step 5: Solve for x
    x = 150,344,397,120.69/439,104.68
  6. Step 6: Final answer
    x = 342,388.51

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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.