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Finding the Fourth Proportional to 1,052.88, 1,453.04 and 610.88

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Solution

The fourth proportional to 1,052.88, 1,453.04 and 610.88 is: 843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.88 : 1,453.04 = 610.88 : x
  2. Step 2: Convert to fraction form
    1,052.88/1,453.04 = 610.88/x
  3. Step 3: Cross multiply
    1,052.88x = 1,453.04 × 610.88
  4. Step 4: Simplify right side
    1,052.88x = 887,633.08
  5. Step 5: Solve for x
    x = 887,633.08/1,052.88
  6. Step 6: Final answer
    x = 843.05

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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.