Finding the Fourth Proportional to 263.79, 363.49 and 201.62
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Solution
The fourth proportional to 263.79, 363.49 and 201.62 is: 277.82
Step by Step Solution
- Step 1: Write the proportion equation
263.79 : 363.49 = 201.62 : x - Step 2: Convert to fraction form
263.79/363.49 = 201.62/x - Step 3: Cross multiply
263.79x = 363.49 × 201.62 - Step 4: Simplify right side
263.79x = 73,287.26 - Step 5: Solve for x
x = 73,287.26/263.79 - Step 6: Final answer
x = 277.82
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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.