Finding the Third Proportional to 177.19 and 371.25
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Solution
The third proportional to 177.19 and 371.25 is: 777.86
Step by Step Solution
- Step 1: Write the proportion equation
177.19 : 371.25 = 371.25 : x - Step 2: Convert to fraction form
177.19/371.25 = 371.25/x - Step 3: Cross multiply
177.19x = 371.25 × 371.25 - Step 4: Simplify right side
177.19x = 137,826.56 - Step 5: Solve for x
x = 137,826.56/177.19 - Step 6: Final answer
x = 777.86
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.