Home / 1,744.03-2,616.20-445.50

Finding the Fourth Proportional to 1,744.03, 2,616.20 and 445.50

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Solution

The fourth proportional to 1,744.03, 2,616.20 and 445.50 is: 668.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744.03 : 2,616.20 = 445.50 : x
  2. Step 2: Convert to fraction form
    1,744.03/2,616.20 = 445.50/x
  3. Step 3: Cross multiply
    1,744.03x = 2,616.20 × 445.50
  4. Step 4: Simplify right side
    1,744.03x = 1,165,516.54
  5. Step 5: Solve for x
    x = 1,165,516.54/1,744.03
  6. Step 6: Final answer
    x = 668.29

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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.