Finding the Fourth Proportional to 359.41, 496.18 and 247.94
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Solution
The fourth proportional to 359.41, 496.18 and 247.94 is: 342.28
Step by Step Solution
- Step 1: Write the proportion equation
359.41 : 496.18 = 247.94 : x - Step 2: Convert to fraction form
359.41/496.18 = 247.94/x - Step 3: Cross multiply
359.41x = 496.18 × 247.94 - Step 4: Simplify right side
359.41x = 123,019.77 - Step 5: Solve for x
x = 123,019.77/359.41 - Step 6: Final answer
x = 342.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.