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Finding the Fourth Proportional to 729.04, 1,092.60 and 566.48

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Solution

The fourth proportional to 729.04, 1,092.60 and 566.48 is: 848.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    729.04 : 1,092.60 = 566.48 : x
  2. Step 2: Convert to fraction form
    729.04/1,092.60 = 566.48/x
  3. Step 3: Cross multiply
    729.04x = 1,092.60 × 566.48
  4. Step 4: Simplify right side
    729.04x = 618,936.05
  5. Step 5: Solve for x
    x = 618,936.05/729.04
  6. Step 6: Final answer
    x = 848.97

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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.