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Finding the Fourth Proportional to 736.19, 1,104.20 and 249.23

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Solution

The fourth proportional to 736.19, 1,104.20 and 249.23 is: 373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.19 : 1,104.20 = 249.23 : x
  2. Step 2: Convert to fraction form
    736.19/1,104.20 = 249.23/x
  3. Step 3: Cross multiply
    736.19x = 1,104.20 × 249.23
  4. Step 4: Simplify right side
    736.19x = 275,193.00
  5. Step 5: Solve for x
    x = 275,193.00/736.19
  6. Step 6: Final answer
    x = 373.81

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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.