Finding the Fourth Proportional to 202.23, 300.97 and 201.63
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Solution
The fourth proportional to 202.23, 300.97 and 201.63 is: 300.08
Step by Step Solution
- Step 1: Write the proportion equation
202.23 : 300.97 = 201.63 : x - Step 2: Convert to fraction form
202.23/300.97 = 201.63/x - Step 3: Cross multiply
202.23x = 300.97 × 201.63 - Step 4: Simplify right side
202.23x = 60,684.58 - Step 5: Solve for x
x = 60,684.58/202.23 - Step 6: Final answer
x = 300.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.