Home / 1,016.20-1,524.62-605.80

Finding the Fourth Proportional to 1,016.20, 1,524.62 and 605.80

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Solution

The fourth proportional to 1,016.20, 1,524.62 and 605.80 is: 908.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016.20 : 1,524.62 = 605.80 : x
  2. Step 2: Convert to fraction form
    1,016.20/1,524.62 = 605.80/x
  3. Step 3: Cross multiply
    1,016.20x = 1,524.62 × 605.80
  4. Step 4: Simplify right side
    1,016.20x = 923,614.80
  5. Step 5: Solve for x
    x = 923,614.80/1,016.20
  6. Step 6: Final answer
    x = 908.89

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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.