Finding the Third Proportional to 169.25 and 365.50
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Solution
The third proportional to 169.25 and 365.50 is: 789.31
Step by Step Solution
- Step 1: Write the proportion equation
169.25 : 365.50 = 365.50 : x - Step 2: Convert to fraction form
169.25/365.50 = 365.50/x - Step 3: Cross multiply
169.25x = 365.50 × 365.50 - Step 4: Simplify right side
169.25x = 133,590.25 - Step 5: Solve for x
x = 133,590.25/169.25 - Step 6: Final answer
x = 789.31
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.