Finding the Third Proportional to 892.50 and 1,785
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Solution
The third proportional to 892.50 and 1,785 is: 3,570
Step by Step Solution
- Step 1: Write the proportion equation
892.50 : 1,785 = 1,785 : x - Step 2: Convert to fraction form
892.50/1,785 = 1,785/x - Step 3: Cross multiply
892.50x = 1,785 × 1,785 - Step 4: Simplify right side
892.50x = 3,186,225 - Step 5: Solve for x
x = 3,186,225/892.50 - Step 6: Final answer
x = 3,570
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Why These Related Problems?
These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.