Finding the Fourth Proportional to 366.81, 550.18 and 171.75
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Solution
The fourth proportional to 366.81, 550.18 and 171.75 is: 257.61
Step by Step Solution
- Step 1: Write the proportion equation
366.81 : 550.18 = 171.75 : x - Step 2: Convert to fraction form
366.81/550.18 = 171.75/x - Step 3: Cross multiply
366.81x = 550.18 × 171.75 - Step 4: Simplify right side
366.81x = 94,492.99 - Step 5: Solve for x
x = 94,492.99/366.81 - Step 6: Final answer
x = 257.61
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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.