Finding the Third Proportional to 813 and 883.50
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Solution
The third proportional to 813 and 883.50 is: 960.11
Step by Step Solution
- Step 1: Write the proportion equation
813 : 883.50 = 883.50 : x - Step 2: Convert to fraction form
813/883.50 = 883.50/x - Step 3: Cross multiply
813x = 883.50 × 883.50 - Step 4: Simplify right side
813x = 780,572.25 - Step 5: Solve for x
x = 780,572.25/813 - Step 6: Final answer
x = 960.11
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Why These Related Problems?
These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.