Finding the Fourth Proportional to 395.63, 593.10 and 151.99
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Solution
The fourth proportional to 395.63, 593.10 and 151.99 is: 227.86
Step by Step Solution
- Step 1: Write the proportion equation
395.63 : 593.10 = 151.99 : x - Step 2: Convert to fraction form
395.63/593.10 = 151.99/x - Step 3: Cross multiply
395.63x = 593.10 × 151.99 - Step 4: Simplify right side
395.63x = 90,146.69 - Step 5: Solve for x
x = 90,146.69/395.63 - Step 6: Final answer
x = 227.86
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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.