Finding the Third Proportional to 212,212.75 and 463,777.75
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Solution
The third proportional to 212,212.75 and 463,777.75 is: 1,013,557.39
Step by Step Solution
- Step 1: Write the proportion equation
212,212.75 : 463,777.75 = 463,777.75 : x - Step 2: Convert to fraction form
212,212.75/463,777.75 = 463,777.75/x - Step 3: Cross multiply
212,212.75x = 463,777.75 × 463,777.75 - Step 4: Simplify right side
212,212.75x = 215,089,801,395.06 - Step 5: Solve for x
x = 215,089,801,395.06/212,212.75 - Step 6: Final answer
x = 1,013,557.39
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.