Finding the Fourth Proportional to 395.53, 593.02 and 178.99
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Solution
The fourth proportional to 395.53, 593.02 and 178.99 is: 268.36
Step by Step Solution
- Step 1: Write the proportion equation
395.53 : 593.02 = 178.99 : x - Step 2: Convert to fraction form
395.53/593.02 = 178.99/x - Step 3: Cross multiply
395.53x = 593.02 × 178.99 - Step 4: Simplify right side
395.53x = 106,144.65 - Step 5: Solve for x
x = 106,144.65/395.53 - Step 6: Final answer
x = 268.36
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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.