Finding the Third Proportional to 175 and 262.50
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Solution
The third proportional to 175 and 262.50 is: 393.75
Step by Step Solution
- Step 1: Write the proportion equation
175 : 262.50 = 262.50 : x - Step 2: Convert to fraction form
175/262.50 = 262.50/x - Step 3: Cross multiply
175x = 262.50 × 262.50 - Step 4: Simplify right side
175x = 68,906.25 - Step 5: Solve for x
x = 68,906.25/175 - Step 6: Final answer
x = 393.75
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.