Home / 725,346.28-1,087,397.34-251,736.04

Finding the Fourth Proportional to 725,346.28, 1,087,397.34 and 251,736.04

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Solution

The fourth proportional to 725,346.28, 1,087,397.34 and 251,736.04 is: 377,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,346.28 : 1,087,397.34 = 251,736.04 : x
  2. Step 2: Convert to fraction form
    725,346.28/1,087,397.34 = 251,736.04/x
  3. Step 3: Cross multiply
    725,346.28x = 1,087,397.34 × 251,736.04
  4. Step 4: Simplify right side
    725,346.28x = 273,737,100,278.13
  5. Step 5: Solve for x
    x = 273,737,100,278.13/725,346.28
  6. Step 6: Final answer
    x = 377,388.16

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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.