Finding the Third Proportional to 614 and 779
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Solution
The third proportional to 614 and 779 is: 988.34
Step by Step Solution
- Step 1: Write the proportion equation
614 : 779 = 779 : x - Step 2: Convert to fraction form
614/779 = 779/x - Step 3: Cross multiply
614x = 779 × 779 - Step 4: Simplify right side
614x = 606,841 - Step 5: Solve for x
x = 606,841/614 - Step 6: Final answer
x = 988.34
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Why These Related Problems?
These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.