Home / 902,198.28-1,353,319.38-303,168.12

Finding the Fourth Proportional to 902,198.28, 1,353,319.38 and 303,168.12

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Solution

The fourth proportional to 902,198.28, 1,353,319.38 and 303,168.12 is: 454,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,198.28 : 1,353,319.38 = 303,168.12 : x
  2. Step 2: Convert to fraction form
    902,198.28/1,353,319.38 = 303,168.12/x
  3. Step 3: Cross multiply
    902,198.28x = 1,353,319.38 × 303,168.12
  4. Step 4: Simplify right side
    902,198.28x = 410,283,292,194.17
  5. Step 5: Solve for x
    x = 410,283,292,194.17/902,198.28
  6. Step 6: Final answer
    x = 454,759.56

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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.