Home / 274,723.25-378,745.88-234,865.17

Finding the Fourth Proportional to 274,723.25, 378,745.88 and 234,865.17

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Solution

The fourth proportional to 274,723.25, 378,745.88 and 234,865.17 is: 323,795.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,723.25 : 378,745.88 = 234,865.17 : x
  2. Step 2: Convert to fraction form
    274,723.25/378,745.88 = 234,865.17/x
  3. Step 3: Cross multiply
    274,723.25x = 378,745.88 × 234,865.17
  4. Step 4: Simplify right side
    274,723.25x = 88,954,214,318.67
  5. Step 5: Solve for x
    x = 88,954,214,318.67/274,723.25
  6. Step 6: Final answer
    x = 323,795.73

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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.