Home / 729,273.25-1,093,901.07-189,481.76

Finding the Fourth Proportional to 729,273.25, 1,093,901.07 and 189,481.76

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Solution

The fourth proportional to 729,273.25, 1,093,901.07 and 189,481.76 is: 284,220.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,273.25 : 1,093,901.07 = 189,481.76 : x
  2. Step 2: Convert to fraction form
    729,273.25/1,093,901.07 = 189,481.76/x
  3. Step 3: Cross multiply
    729,273.25x = 1,093,901.07 × 189,481.76
  4. Step 4: Simplify right side
    729,273.25x = 207,274,295,250.53
  5. Step 5: Solve for x
    x = 207,274,295,250.53/729,273.25
  6. Step 6: Final answer
    x = 284,220.35

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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.