Finding the Fourth Proportional to 396.01, 593.99 and 122.09
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Solution
The fourth proportional to 396.01, 593.99 and 122.09 is: 183.12
Step by Step Solution
- Step 1: Write the proportion equation
396.01 : 593.99 = 122.09 : x - Step 2: Convert to fraction form
396.01/593.99 = 122.09/x - Step 3: Cross multiply
396.01x = 593.99 × 122.09 - Step 4: Simplify right side
396.01x = 72,516.66 - Step 5: Solve for x
x = 72,516.66/396.01 - Step 6: Final answer
x = 183.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.