Finding the Third Proportional to 128,452.36 and 276,040.97
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Solution
The third proportional to 128,452.36 and 276,040.97 is: 593,205.27
Step by Step Solution
- Step 1: Write the proportion equation
128,452.36 : 276,040.97 = 276,040.97 : x - Step 2: Convert to fraction form
128,452.36/276,040.97 = 276,040.97/x - Step 3: Cross multiply
128,452.36x = 276,040.97 × 276,040.97 - Step 4: Simplify right side
128,452.36x = 76,198,616,428.44 - Step 5: Solve for x
x = 76,198,616,428.44/128,452.36 - Step 6: Final answer
x = 593,205.27
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.