Finding the Third Proportional to 186,912.75 and 405,375
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Solution
The third proportional to 186,912.75 and 405,375 is: 879,174.32
Step by Step Solution
- Step 1: Write the proportion equation
186,912.75 : 405,375 = 405,375 : x - Step 2: Convert to fraction form
186,912.75/405,375 = 405,375/x - Step 3: Cross multiply
186,912.75x = 405,375 × 405,375 - Step 4: Simplify right side
186,912.75x = 164,328,890,625 - Step 5: Solve for x
x = 164,328,890,625/186,912.75 - Step 6: Final answer
x = 879,174.32
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.