Finding the Fourth Proportional to 366.22, 549.04 and 122.68
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Solution
The fourth proportional to 366.22, 549.04 and 122.68 is: 183.92
Step by Step Solution
- Step 1: Write the proportion equation
366.22 : 549.04 = 122.68 : x - Step 2: Convert to fraction form
366.22/549.04 = 122.68/x - Step 3: Cross multiply
366.22x = 549.04 × 122.68 - Step 4: Simplify right side
366.22x = 67,356.23 - Step 5: Solve for x
x = 67,356.23/366.22 - Step 6: Final answer
x = 183.92
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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.