Finding the Third Proportional to 212,101.75 and 457,418.75
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Solution
The third proportional to 212,101.75 and 457,418.75 is: 986,469.53
Step by Step Solution
- Step 1: Write the proportion equation
212,101.75 : 457,418.75 = 457,418.75 : x - Step 2: Convert to fraction form
212,101.75/457,418.75 = 457,418.75/x - Step 3: Cross multiply
212,101.75x = 457,418.75 × 457,418.75 - Step 4: Simplify right side
212,101.75x = 209,231,912,851.56 - Step 5: Solve for x
x = 209,231,912,851.56/212,101.75 - Step 6: Final answer
x = 986,469.53
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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.