Home / 1,010.26-1,394.23-612.02

Finding the Fourth Proportional to 1,010.26, 1,394.23 and 612.02

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Solution

The fourth proportional to 1,010.26, 1,394.23 and 612.02 is: 844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010.26 : 1,394.23 = 612.02 : x
  2. Step 2: Convert to fraction form
    1,010.26/1,394.23 = 612.02/x
  3. Step 3: Cross multiply
    1,010.26x = 1,394.23 × 612.02
  4. Step 4: Simplify right side
    1,010.26x = 853,296.64
  5. Step 5: Solve for x
    x = 853,296.64/1,010.26
  6. Step 6: Final answer
    x = 844.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.