Finding the Fourth Proportional to 366.40, 549.08 and 201.44
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Solution
The fourth proportional to 366.40, 549.08 and 201.44 is: 301.87
Step by Step Solution
- Step 1: Write the proportion equation
366.40 : 549.08 = 201.44 : x - Step 2: Convert to fraction form
366.40/549.08 = 201.44/x - Step 3: Cross multiply
366.40x = 549.08 × 201.44 - Step 4: Simplify right side
366.40x = 110,606.68 - Step 5: Solve for x
x = 110,606.68/366.40 - Step 6: Final answer
x = 301.87
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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.