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Finding the Fourth Proportional to 1,608.56, 2,410.36 and 1,195.76

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Solution

The fourth proportional to 1,608.56, 2,410.36 and 1,195.76 is: 1,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608.56 : 2,410.36 = 1,195.76 : x
  2. Step 2: Convert to fraction form
    1,608.56/2,410.36 = 1,195.76/x
  3. Step 3: Cross multiply
    1,608.56x = 2,410.36 × 1,195.76
  4. Step 4: Simplify right side
    1,608.56x = 2,882,212.07
  5. Step 5: Solve for x
    x = 2,882,212.07/1,608.56
  6. Step 6: Final answer
    x = 1,791.80

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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.