Home / 274,920.90-412,381.35-230,634.15

Finding the Fourth Proportional to 274,920.90, 412,381.35 and 230,634.15

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Solution

The fourth proportional to 274,920.90, 412,381.35 and 230,634.15 is: 345,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,920.90 : 412,381.35 = 230,634.15 : x
  2. Step 2: Convert to fraction form
    274,920.90/412,381.35 = 230,634.15/x
  3. Step 3: Cross multiply
    274,920.90x = 412,381.35 × 230,634.15
  4. Step 4: Simplify right side
    274,920.90x = 95,109,222,133.10
  5. Step 5: Solve for x
    x = 95,109,222,133.10/274,920.90
  6. Step 6: Final answer
    x = 345,951.23

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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.