Finding the Third Proportional to 790 and 887
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Solution
The third proportional to 790 and 887 is: 995.91
Step by Step Solution
- Step 1: Write the proportion equation
790 : 887 = 887 : x - Step 2: Convert to fraction form
790/887 = 887/x - Step 3: Cross multiply
790x = 887 × 887 - Step 4: Simplify right side
790x = 786,769 - Step 5: Solve for x
x = 786,769/790 - Step 6: Final answer
x = 995.91
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Why These Related Problems?
These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.