Finding the Third Proportional to 834.50 and 1,253
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Solution
The third proportional to 834.50 and 1,253 is: 1,881.38
Step by Step Solution
- Step 1: Write the proportion equation
834.50 : 1,253 = 1,253 : x - Step 2: Convert to fraction form
834.50/1,253 = 1,253/x - Step 3: Cross multiply
834.50x = 1,253 × 1,253 - Step 4: Simplify right side
834.50x = 1,570,009 - Step 5: Solve for x
x = 1,570,009/834.50 - Step 6: Final answer
x = 1,881.38
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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.