Finding the Third Proportional to 179 and 317.50
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Solution
The third proportional to 179 and 317.50 is: 563.16
Step by Step Solution
- Step 1: Write the proportion equation
179 : 317.50 = 317.50 : x - Step 2: Convert to fraction form
179/317.50 = 317.50/x - Step 3: Cross multiply
179x = 317.50 × 317.50 - Step 4: Simplify right side
179x = 100,806.25 - Step 5: Solve for x
x = 100,806.25/179 - Step 6: Final answer
x = 563.16
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Why These Related Problems?
These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.