Finding the Fourth Proportional to 336.44, 504.42 and 130.99
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Solution
The fourth proportional to 336.44, 504.42 and 130.99 is: 196.39
Step by Step Solution
- Step 1: Write the proportion equation
336.44 : 504.42 = 130.99 : x - Step 2: Convert to fraction form
336.44/504.42 = 130.99/x - Step 3: Cross multiply
336.44x = 504.42 × 130.99 - Step 4: Simplify right side
336.44x = 66,073.98 - Step 5: Solve for x
x = 66,073.98/336.44 - Step 6: Final answer
x = 196.39
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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.