Finding the Third Proportional to 186.50 and 283.75
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Solution
The third proportional to 186.50 and 283.75 is: 431.71
Step by Step Solution
- Step 1: Write the proportion equation
186.50 : 283.75 = 283.75 : x - Step 2: Convert to fraction form
186.50/283.75 = 283.75/x - Step 3: Cross multiply
186.50x = 283.75 × 283.75 - Step 4: Simplify right side
186.50x = 80,514.06 - Step 5: Solve for x
x = 80,514.06/186.50 - Step 6: Final answer
x = 431.71
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.