Finding the Third Proportional to 195.50 and 477.75
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Solution
The third proportional to 195.50 and 477.75 is: 1,167.49
Step by Step Solution
- Step 1: Write the proportion equation
195.50 : 477.75 = 477.75 : x - Step 2: Convert to fraction form
195.50/477.75 = 477.75/x - Step 3: Cross multiply
195.50x = 477.75 × 477.75 - Step 4: Simplify right side
195.50x = 228,245.06 - Step 5: Solve for x
x = 228,245.06/195.50 - Step 6: Final answer
x = 1,167.49
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Why These Related Problems?
These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.