Finding the Fourth Proportional to 202.24, 300.93 and 201.55
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Solution
The fourth proportional to 202.24, 300.93 and 201.55 is: 299.90
Step by Step Solution
- Step 1: Write the proportion equation
202.24 : 300.93 = 201.55 : x - Step 2: Convert to fraction form
202.24/300.93 = 201.55/x - Step 3: Cross multiply
202.24x = 300.93 × 201.55 - Step 4: Simplify right side
202.24x = 60,652.44 - Step 5: Solve for x
x = 60,652.44/202.24 - Step 6: Final answer
x = 299.90
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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.