Finding the Third Proportional to 472 and 825.50
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Solution
The third proportional to 472 and 825.50 is: 1,443.75
Step by Step Solution
- Step 1: Write the proportion equation
472 : 825.50 = 825.50 : x - Step 2: Convert to fraction form
472/825.50 = 825.50/x - Step 3: Cross multiply
472x = 825.50 × 825.50 - Step 4: Simplify right side
472x = 681,450.25 - Step 5: Solve for x
x = 681,450.25/472 - Step 6: Final answer
x = 1,443.75
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Why These Related Problems?
These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.