Finding the Fourth Proportional to 366.11, 548.68 and 274.08
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Solution
The fourth proportional to 366.11, 548.68 and 274.08 is: 410.76
Step by Step Solution
- Step 1: Write the proportion equation
366.11 : 548.68 = 274.08 : x - Step 2: Convert to fraction form
366.11/548.68 = 274.08/x - Step 3: Cross multiply
366.11x = 548.68 × 274.08 - Step 4: Simplify right side
366.11x = 150,382.21 - Step 5: Solve for x
x = 150,382.21/366.11 - Step 6: Final answer
x = 410.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.