Finding the Fourth Proportional to 263.23, 363.75 and 200.99
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Solution
The fourth proportional to 263.23, 363.75 and 200.99 is: 277.74
Step by Step Solution
- Step 1: Write the proportion equation
263.23 : 363.75 = 200.99 : x - Step 2: Convert to fraction form
263.23/363.75 = 200.99/x - Step 3: Cross multiply
263.23x = 363.75 × 200.99 - Step 4: Simplify right side
263.23x = 73,110.11 - Step 5: Solve for x
x = 73,110.11/263.23 - Step 6: Final answer
x = 277.74
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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.