Finding the Fourth Proportional to 226.26, 339.26 and 162
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Solution
The fourth proportional to 226.26, 339.26 and 162 is: 242.90
Step by Step Solution
- Step 1: Write the proportion equation
226.26 : 339.26 = 162 : x - Step 2: Convert to fraction form
226.26/339.26 = 162/x - Step 3: Cross multiply
226.26x = 339.26 × 162 - Step 4: Simplify right side
226.26x = 54,959.31 - Step 5: Solve for x
x = 54,959.31/226.26 - Step 6: Final answer
x = 242.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.