Finding the Fourth Proportional to 366.99, 550.53 and 161.65
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Solution
The fourth proportional to 366.99, 550.53 and 161.65 is: 242.49
Step by Step Solution
- Step 1: Write the proportion equation
366.99 : 550.53 = 161.65 : x - Step 2: Convert to fraction form
366.99/550.53 = 161.65/x - Step 3: Cross multiply
366.99x = 550.53 × 161.65 - Step 4: Simplify right side
366.99x = 88,993.17 - Step 5: Solve for x
x = 88,993.17/366.99 - Step 6: Final answer
x = 242.49
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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.