Finding the Third Proportional to 396 and 468
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Solution
The third proportional to 396 and 468 is: 553.09
Step by Step Solution
- Step 1: Write the proportion equation
396 : 468 = 468 : x - Step 2: Convert to fraction form
396/468 = 468/x - Step 3: Cross multiply
396x = 468 × 468 - Step 4: Simplify right side
396x = 219,024 - Step 5: Solve for x
x = 219,024/396 - Step 6: Final answer
x = 553.09
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