Finding the Third Proportional to 195.75 and 425.25
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Solution
The third proportional to 195.75 and 425.25 is: 923.82
Step by Step Solution
- Step 1: Write the proportion equation
195.75 : 425.25 = 425.25 : x - Step 2: Convert to fraction form
195.75/425.25 = 425.25/x - Step 3: Cross multiply
195.75x = 425.25 × 425.25 - Step 4: Simplify right side
195.75x = 180,837.56 - Step 5: Solve for x
x = 180,837.56/195.75 - Step 6: Final answer
x = 923.82
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.