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Finding the Fourth Proportional to 736.20, 1,103.13 and 504.27

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Solution

The fourth proportional to 736.20, 1,103.13 and 504.27 is: 755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.20 : 1,103.13 = 504.27 : x
  2. Step 2: Convert to fraction form
    736.20/1,103.13 = 504.27/x
  3. Step 3: Cross multiply
    736.20x = 1,103.13 × 504.27
  4. Step 4: Simplify right side
    736.20x = 556,275.37
  5. Step 5: Solve for x
    x = 556,275.37/736.20
  6. Step 6: Final answer
    x = 755.60

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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.