Home / 752,236.75-1,038,104.94-412,705

Finding the Fourth Proportional to 752,236.75, 1,038,104.94 and 412,705

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Solution

The fourth proportional to 752,236.75, 1,038,104.94 and 412,705 is: 569,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,236.75 : 1,038,104.94 = 412,705 : x
  2. Step 2: Convert to fraction form
    752,236.75/1,038,104.94 = 412,705/x
  3. Step 3: Cross multiply
    752,236.75x = 1,038,104.94 × 412,705
  4. Step 4: Simplify right side
    752,236.75x = 428,431,099,262.70
  5. Step 5: Solve for x
    x = 428,431,099,262.70/752,236.75
  6. Step 6: Final answer
    x = 569,542.90

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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.