Finding the Fourth Proportional to 395.91, 593.93 and 122.05
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Solution
The fourth proportional to 395.91, 593.93 and 122.05 is: 183.09
Step by Step Solution
- Step 1: Write the proportion equation
395.91 : 593.93 = 122.05 : x - Step 2: Convert to fraction form
395.91/593.93 = 122.05/x - Step 3: Cross multiply
395.91x = 593.93 × 122.05 - Step 4: Simplify right side
395.91x = 72,487.06 - Step 5: Solve for x
x = 72,487.06/395.91 - Step 6: Final answer
x = 183.09
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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.