Finding the Fourth Proportional to 366.70, 550.36 and 193.56
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Solution
The fourth proportional to 366.70, 550.36 and 193.56 is: 290.50
Step by Step Solution
- Step 1: Write the proportion equation
366.70 : 550.36 = 193.56 : x - Step 2: Convert to fraction form
366.70/550.36 = 193.56/x - Step 3: Cross multiply
366.70x = 550.36 × 193.56 - Step 4: Simplify right side
366.70x = 106,527.68 - Step 5: Solve for x
x = 106,527.68/366.70 - Step 6: Final answer
x = 290.50
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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.