Finding the Third Proportional to 886 and 1,328.50
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Solution
The third proportional to 886 and 1,328.50 is: 1,992.00
Step by Step Solution
- Step 1: Write the proportion equation
886 : 1,328.50 = 1,328.50 : x - Step 2: Convert to fraction form
886/1,328.50 = 1,328.50/x - Step 3: Cross multiply
886x = 1,328.50 × 1,328.50 - Step 4: Simplify right side
886x = 1,764,912.25 - Step 5: Solve for x
x = 1,764,912.25/886 - Step 6: Final answer
x = 1,992.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.