Home / 729.03-1,093.67-267.45

Finding the Fourth Proportional to 729.03, 1,093.67 and 267.45

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Solution

The fourth proportional to 729.03, 1,093.67 and 267.45 is: 401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    729.03 : 1,093.67 = 267.45 : x
  2. Step 2: Convert to fraction form
    729.03/1,093.67 = 267.45/x
  3. Step 3: Cross multiply
    729.03x = 1,093.67 × 267.45
  4. Step 4: Simplify right side
    729.03x = 292,502.04
  5. Step 5: Solve for x
    x = 292,502.04/729.03
  6. Step 6: Final answer
    x = 401.22

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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.