Home / 1,403.27-2,104.94-363.29

Finding the Fourth Proportional to 1,403.27, 2,104.94 and 363.29

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Solution

The fourth proportional to 1,403.27, 2,104.94 and 363.29 is: 544.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403.27 : 2,104.94 = 363.29 : x
  2. Step 2: Convert to fraction form
    1,403.27/2,104.94 = 363.29/x
  3. Step 3: Cross multiply
    1,403.27x = 2,104.94 × 363.29
  4. Step 4: Simplify right side
    1,403.27x = 764,691.31
  5. Step 5: Solve for x
    x = 764,691.31/1,403.27
  6. Step 6: Final answer
    x = 544.94

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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.