Finding the Third Proportional to 169.50 and 370.50
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Solution
The third proportional to 169.50 and 370.50 is: 809.85
Step by Step Solution
- Step 1: Write the proportion equation
169.50 : 370.50 = 370.50 : x - Step 2: Convert to fraction form
169.50/370.50 = 370.50/x - Step 3: Cross multiply
169.50x = 370.50 × 370.50 - Step 4: Simplify right side
169.50x = 137,270.25 - Step 5: Solve for x
x = 137,270.25/169.50 - Step 6: Final answer
x = 809.85
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.