Finding the Fourth Proportional to 336.68, 505.26 and 192.44
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Solution
The fourth proportional to 336.68, 505.26 and 192.44 is: 288.80
Step by Step Solution
- Step 1: Write the proportion equation
336.68 : 505.26 = 192.44 : x - Step 2: Convert to fraction form
336.68/505.26 = 192.44/x - Step 3: Cross multiply
336.68x = 505.26 × 192.44 - Step 4: Simplify right side
336.68x = 97,232.23 - Step 5: Solve for x
x = 97,232.23/336.68 - Step 6: Final answer
x = 288.80
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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.