Home / 1,741.68-2,612.42-443.04

Finding the Fourth Proportional to 1,741.68, 2,612.42 and 443.04

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Solution

The fourth proportional to 1,741.68, 2,612.42 and 443.04 is: 664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.68 : 2,612.42 = 443.04 : x
  2. Step 2: Convert to fraction form
    1,741.68/2,612.42 = 443.04/x
  3. Step 3: Cross multiply
    1,741.68x = 2,612.42 × 443.04
  4. Step 4: Simplify right side
    1,741.68x = 1,157,406.56
  5. Step 5: Solve for x
    x = 1,157,406.56/1,741.68
  6. Step 6: Final answer
    x = 664.53

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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.