Finding the Fourth Proportional to 366.97, 506.49 and 272.74
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Solution
The fourth proportional to 366.97, 506.49 and 272.74 is: 376.43
Step by Step Solution
- Step 1: Write the proportion equation
366.97 : 506.49 = 272.74 : x - Step 2: Convert to fraction form
366.97/506.49 = 272.74/x - Step 3: Cross multiply
366.97x = 506.49 × 272.74 - Step 4: Simplify right side
366.97x = 138,140.08 - Step 5: Solve for x
x = 138,140.08/366.97 - Step 6: Final answer
x = 376.43
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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.