Finding the Third Proportional to 766.50 and 922.50
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Solution
The third proportional to 766.50 and 922.50 is: 1,110.25
Step by Step Solution
- Step 1: Write the proportion equation
766.50 : 922.50 = 922.50 : x - Step 2: Convert to fraction form
766.50/922.50 = 922.50/x - Step 3: Cross multiply
766.50x = 922.50 × 922.50 - Step 4: Simplify right side
766.50x = 851,006.25 - Step 5: Solve for x
x = 851,006.25/766.50 - Step 6: Final answer
x = 1,110.25
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Why These Related Problems?
These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.