Home / 844,581.57-1,265,986.62-394,923.48

Finding the Fourth Proportional to 844,581.57, 1,265,986.62 and 394,923.48

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Solution

The fourth proportional to 844,581.57, 1,265,986.62 and 394,923.48 is: 591,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,581.57 : 1,265,986.62 = 394,923.48 : x
  2. Step 2: Convert to fraction form
    844,581.57/1,265,986.62 = 394,923.48/x
  3. Step 3: Cross multiply
    844,581.57x = 1,265,986.62 × 394,923.48
  4. Step 4: Simplify right side
    844,581.57x = 499,967,841,603.84
  5. Step 5: Solve for x
    x = 499,967,841,603.84/844,581.57
  6. Step 6: Final answer
    x = 591,971.05

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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.