Finding the Fourth Proportional to 366.39, 549.60 and 149.99
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Solution
The fourth proportional to 366.39, 549.60 and 149.99 is: 224.99
Step by Step Solution
- Step 1: Write the proportion equation
366.39 : 549.60 = 149.99 : x - Step 2: Convert to fraction form
366.39/549.60 = 149.99/x - Step 3: Cross multiply
366.39x = 549.60 × 149.99 - Step 4: Simplify right side
366.39x = 82,434.50 - Step 5: Solve for x
x = 82,434.50/366.39 - Step 6: Final answer
x = 224.99
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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.