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Finding the Fourth Proportional to 2,249.43, 3,373.75 and 605.85

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Solution

The fourth proportional to 2,249.43, 3,373.75 and 605.85 is: 908.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.43 : 3,373.75 = 605.85 : x
  2. Step 2: Convert to fraction form
    2,249.43/3,373.75 = 605.85/x
  3. Step 3: Cross multiply
    2,249.43x = 3,373.75 × 605.85
  4. Step 4: Simplify right side
    2,249.43x = 2,043,986.44
  5. Step 5: Solve for x
    x = 2,043,986.44/2,249.43
  6. Step 6: Final answer
    x = 908.67

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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.