Home / 1,003.03-1,384.29-610.27

Finding the Fourth Proportional to 1,003.03, 1,384.29 and 610.27

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Solution

The fourth proportional to 1,003.03, 1,384.29 and 610.27 is: 842.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003.03 : 1,384.29 = 610.27 : x
  2. Step 2: Convert to fraction form
    1,003.03/1,384.29 = 610.27/x
  3. Step 3: Cross multiply
    1,003.03x = 1,384.29 × 610.27
  4. Step 4: Simplify right side
    1,003.03x = 844,787.20
  5. Step 5: Solve for x
    x = 844,787.20/1,003.03
  6. Step 6: Final answer
    x = 842.24

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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.