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Finding the Fourth Proportional to 736.36, 1,105.35 and 502.27

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Solution

The fourth proportional to 736.36, 1,105.35 and 502.27 is: 753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.36 : 1,105.35 = 502.27 : x
  2. Step 2: Convert to fraction form
    736.36/1,105.35 = 502.27/x
  3. Step 3: Cross multiply
    736.36x = 1,105.35 × 502.27
  4. Step 4: Simplify right side
    736.36x = 555,181.63
  5. Step 5: Solve for x
    x = 555,181.63/736.36
  6. Step 6: Final answer
    x = 753.95

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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.