Finding the Fourth Proportional to 366.20, 548.99 and 149.93
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Solution
The fourth proportional to 366.20, 548.99 and 149.93 is: 224.77
Step by Step Solution
- Step 1: Write the proportion equation
366.20 : 548.99 = 149.93 : x - Step 2: Convert to fraction form
366.20/548.99 = 149.93/x - Step 3: Cross multiply
366.20x = 548.99 × 149.93 - Step 4: Simplify right side
366.20x = 82,309.20 - Step 5: Solve for x
x = 82,309.20/366.20 - Step 6: Final answer
x = 224.77
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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.