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Finding the Fourth Proportional to 1,100.59, 1,650.30 and 484.09

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Solution

The fourth proportional to 1,100.59, 1,650.30 and 484.09 is: 725.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100.59 : 1,650.30 = 484.09 : x
  2. Step 2: Convert to fraction form
    1,100.59/1,650.30 = 484.09/x
  3. Step 3: Cross multiply
    1,100.59x = 1,650.30 × 484.09
  4. Step 4: Simplify right side
    1,100.59x = 798,893.73
  5. Step 5: Solve for x
    x = 798,893.73/1,100.59
  6. Step 6: Final answer
    x = 725.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.