Finding the Third Proportional to 480 and 756
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Solution
The third proportional to 480 and 756 is: 1,190.70
Step by Step Solution
- Step 1: Write the proportion equation
480 : 756 = 756 : x - Step 2: Convert to fraction form
480/756 = 756/x - Step 3: Cross multiply
480x = 756 × 756 - Step 4: Simplify right side
480x = 571,536 - Step 5: Solve for x
x = 571,536/480 - Step 6: Final answer
x = 1,190.70
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.