Finding the Third Proportional to 834.75 and 1,293
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Solution
The third proportional to 834.75 and 1,293 is: 2,002.81
Step by Step Solution
- Step 1: Write the proportion equation
834.75 : 1,293 = 1,293 : x - Step 2: Convert to fraction form
834.75/1,293 = 1,293/x - Step 3: Cross multiply
834.75x = 1,293 × 1,293 - Step 4: Simplify right side
834.75x = 1,671,849 - Step 5: Solve for x
x = 1,671,849/834.75 - Step 6: Final answer
x = 2,002.81
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.