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Finding the Fourth Proportional to 736.56, 1,016.28 and 441.83

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Solution

The fourth proportional to 736.56, 1,016.28 and 441.83 is: 609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.56 : 1,016.28 = 441.83 : x
  2. Step 2: Convert to fraction form
    736.56/1,016.28 = 441.83/x
  3. Step 3: Cross multiply
    736.56x = 1,016.28 × 441.83
  4. Step 4: Simplify right side
    736.56x = 449,025.53
  5. Step 5: Solve for x
    x = 449,025.53/736.56
  6. Step 6: Final answer
    x = 609.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.