Finding the Third Proportional to 472 and 603
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Solution
The third proportional to 472 and 603 is: 770.36
Step by Step Solution
- Step 1: Write the proportion equation
472 : 603 = 603 : x - Step 2: Convert to fraction form
472/603 = 603/x - Step 3: Cross multiply
472x = 603 × 603 - Step 4: Simplify right side
472x = 363,609 - Step 5: Solve for x
x = 363,609/472 - Step 6: Final answer
x = 770.36
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.