Finding the Fourth Proportional to 327.26, 451.44 and 202.94
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Solution
The fourth proportional to 327.26, 451.44 and 202.94 is: 279.95
Step by Step Solution
- Step 1: Write the proportion equation
327.26 : 451.44 = 202.94 : x - Step 2: Convert to fraction form
327.26/451.44 = 202.94/x - Step 3: Cross multiply
327.26x = 451.44 × 202.94 - Step 4: Simplify right side
327.26x = 91,615.23 - Step 5: Solve for x
x = 91,615.23/327.26 - Step 6: Final answer
x = 279.95
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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.