Finding the Fourth Proportional to 327.14, 451.60 and 202.97
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Solution
The fourth proportional to 327.14, 451.60 and 202.97 is: 280.19
Step by Step Solution
- Step 1: Write the proportion equation
327.14 : 451.60 = 202.97 : x - Step 2: Convert to fraction form
327.14/451.60 = 202.97/x - Step 3: Cross multiply
327.14x = 451.60 × 202.97 - Step 4: Simplify right side
327.14x = 91,661.25 - Step 5: Solve for x
x = 91,661.25/327.14 - Step 6: Final answer
x = 280.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.