Home / 1,144.26-1,716.24-322.60

Finding the Fourth Proportional to 1,144.26, 1,716.24 and 322.60

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Solution

The fourth proportional to 1,144.26, 1,716.24 and 322.60 is: 483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144.26 : 1,716.24 = 322.60 : x
  2. Step 2: Convert to fraction form
    1,144.26/1,716.24 = 322.60/x
  3. Step 3: Cross multiply
    1,144.26x = 1,716.24 × 322.60
  4. Step 4: Simplify right side
    1,144.26x = 553,650.11
  5. Step 5: Solve for x
    x = 553,650.11/1,144.26
  6. Step 6: Final answer
    x = 483.85

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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.