Finding the Fourth Proportional to 226.92, 339.84 and 201.28
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Solution
The fourth proportional to 226.92, 339.84 and 201.28 is: 301.44
Step by Step Solution
- Step 1: Write the proportion equation
226.92 : 339.84 = 201.28 : x - Step 2: Convert to fraction form
226.92/339.84 = 201.28/x - Step 3: Cross multiply
226.92x = 339.84 × 201.28 - Step 4: Simplify right side
226.92x = 68,403.00 - Step 5: Solve for x
x = 68,403.00/226.92 - Step 6: Final answer
x = 301.44
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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.