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Finding the Fourth Proportional to 729.52, 1,094.44 and 267.30

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Solution

The fourth proportional to 729.52, 1,094.44 and 267.30 is: 401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    729.52 : 1,094.44 = 267.30 : x
  2. Step 2: Convert to fraction form
    729.52/1,094.44 = 267.30/x
  3. Step 3: Cross multiply
    729.52x = 1,094.44 × 267.30
  4. Step 4: Simplify right side
    729.52x = 292,537.00
  5. Step 5: Solve for x
    x = 292,537.00/729.52
  6. Step 6: Final answer
    x = 401.00

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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.