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Finding the Fourth Proportional to 1,052.35, 1,452.25 and 610.51

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Solution

The fourth proportional to 1,052.35, 1,452.25 and 610.51 is: 842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.35 : 1,452.25 = 610.51 : x
  2. Step 2: Convert to fraction form
    1,052.35/1,452.25 = 610.51/x
  3. Step 3: Cross multiply
    1,052.35x = 1,452.25 × 610.51
  4. Step 4: Simplify right side
    1,052.35x = 886,610.09
  5. Step 5: Solve for x
    x = 886,610.09/1,052.35
  6. Step 6: Final answer
    x = 842.51

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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.