Finding the Third Proportional to 154.50 and 329.25
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Solution
The third proportional to 154.50 and 329.25 is: 701.65
Step by Step Solution
- Step 1: Write the proportion equation
154.50 : 329.25 = 329.25 : x - Step 2: Convert to fraction form
154.50/329.25 = 329.25/x - Step 3: Cross multiply
154.50x = 329.25 × 329.25 - Step 4: Simplify right side
154.50x = 108,405.56 - Step 5: Solve for x
x = 108,405.56/154.50 - Step 6: Final answer
x = 701.65
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.