Finding the Third Proportional to 447.75 and 936
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Solution
The third proportional to 447.75 and 936 is: 1,956.66
Step by Step Solution
- Step 1: Write the proportion equation
447.75 : 936 = 936 : x - Step 2: Convert to fraction form
447.75/936 = 936/x - Step 3: Cross multiply
447.75x = 936 × 936 - Step 4: Simplify right side
447.75x = 876,096 - Step 5: Solve for x
x = 876,096/447.75 - Step 6: Final answer
x = 1,956.66
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.