Finding the Fourth Proportional to 263.44, 363.42 and 176.08
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Solution
The fourth proportional to 263.44, 363.42 and 176.08 is: 242.91
Step by Step Solution
- Step 1: Write the proportion equation
263.44 : 363.42 = 176.08 : x - Step 2: Convert to fraction form
263.44/363.42 = 176.08/x - Step 3: Cross multiply
263.44x = 363.42 × 176.08 - Step 4: Simplify right side
263.44x = 63,990.99 - Step 5: Solve for x
x = 63,990.99/263.44 - Step 6: Final answer
x = 242.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.