Finding the Third Proportional to 209,175.75 and 430,728.75
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Solution
The third proportional to 209,175.75 and 430,728.75 is: 886,944.38
Step by Step Solution
- Step 1: Write the proportion equation
209,175.75 : 430,728.75 = 430,728.75 : x - Step 2: Convert to fraction form
209,175.75/430,728.75 = 430,728.75/x - Step 3: Cross multiply
209,175.75x = 430,728.75 × 430,728.75 - Step 4: Simplify right side
209,175.75x = 185,527,256,076.56 - Step 5: Solve for x
x = 185,527,256,076.56/209,175.75 - Step 6: Final answer
x = 886,944.38
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.