Finding the Third Proportional to 522.50 and 917
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Solution
The third proportional to 522.50 and 917 is: 1,609.36
Step by Step Solution
- Step 1: Write the proportion equation
522.50 : 917 = 917 : x - Step 2: Convert to fraction form
522.50/917 = 917/x - Step 3: Cross multiply
522.50x = 917 × 917 - Step 4: Simplify right side
522.50x = 840,889 - Step 5: Solve for x
x = 840,889/522.50 - Step 6: Final answer
x = 1,609.36
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Why These Related Problems?
These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.