Finding the Third Proportional to 129,514 and 281,816
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Solution
The third proportional to 129,514 and 281,816 is: 613,217.55
Step by Step Solution
- Step 1: Write the proportion equation
129,514 : 281,816 = 281,816 : x - Step 2: Convert to fraction form
129,514/281,816 = 281,816/x - Step 3: Cross multiply
129,514x = 281,816 × 281,816 - Step 4: Simplify right side
129,514x = 79,420,257,856 - Step 5: Solve for x
x = 79,420,257,856/129,514 - Step 6: Final answer
x = 613,217.55
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.