Home / 1,524.20-2,287.20-550.18

Finding the Fourth Proportional to 1,524.20, 2,287.20 and 550.18

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Solution

The fourth proportional to 1,524.20, 2,287.20 and 550.18 is: 825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.20 : 2,287.20 = 550.18 : x
  2. Step 2: Convert to fraction form
    1,524.20/2,287.20 = 550.18/x
  3. Step 3: Cross multiply
    1,524.20x = 2,287.20 × 550.18
  4. Step 4: Simplify right side
    1,524.20x = 1,258,360.26
  5. Step 5: Solve for x
    x = 1,258,360.26/1,524.20
  6. Step 6: Final answer
    x = 825.59

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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.