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Finding the Fourth Proportional to 1,568.51, 2,351.31 and 593.96

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Solution

The fourth proportional to 1,568.51, 2,351.31 and 593.96 is: 890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.51 : 2,351.31 = 593.96 : x
  2. Step 2: Convert to fraction form
    1,568.51/2,351.31 = 593.96/x
  3. Step 3: Cross multiply
    1,568.51x = 2,351.31 × 593.96
  4. Step 4: Simplify right side
    1,568.51x = 1,396,584.09
  5. Step 5: Solve for x
    x = 1,396,584.09/1,568.51
  6. Step 6: Final answer
    x = 890.39

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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.