Home / 725,284.88-1,087,894.08-252,007.28

Finding the Fourth Proportional to 725,284.88, 1,087,894.08 and 252,007.28

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Solution

The fourth proportional to 725,284.88, 1,087,894.08 and 252,007.28 is: 377,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,284.88 : 1,087,894.08 = 252,007.28 : x
  2. Step 2: Convert to fraction form
    725,284.88/1,087,894.08 = 252,007.28/x
  3. Step 3: Cross multiply
    725,284.88x = 1,087,894.08 × 252,007.28
  4. Step 4: Simplify right side
    725,284.88x = 274,157,228,028.90
  5. Step 5: Solve for x
    x = 274,157,228,028.90/725,284.88
  6. Step 6: Final answer
    x = 377,999.37

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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.