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Finding the Fourth Proportional to 236.55, 352.32 and 226.02

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Solution

The fourth proportional to 236.55, 352.32 and 226.02 is: 336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.55 : 352.32 = 226.02 : x
  2. Step 2: Convert to fraction form
    236.55/352.32 = 226.02/x
  3. Step 3: Cross multiply
    236.55x = 352.32 × 226.02
  4. Step 4: Simplify right side
    236.55x = 79,631.37
  5. Step 5: Solve for x
    x = 79,631.37/236.55
  6. Step 6: Final answer
    x = 336.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.