Home / 1,350.03-2,023.42-618.60

Finding the Fourth Proportional to 1,350.03, 2,023.42 and 618.60

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Solution

The fourth proportional to 1,350.03, 2,023.42 and 618.60 is: 927.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.03 : 2,023.42 = 618.60 : x
  2. Step 2: Convert to fraction form
    1,350.03/2,023.42 = 618.60/x
  3. Step 3: Cross multiply
    1,350.03x = 2,023.42 × 618.60
  4. Step 4: Simplify right side
    1,350.03x = 1,251,687.61
  5. Step 5: Solve for x
    x = 1,251,687.61/1,350.03
  6. Step 6: Final answer
    x = 927.16

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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.