Finding the Fourth Proportional to 336.36, 464.17 and 188.99
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Solution
The fourth proportional to 336.36, 464.17 and 188.99 is: 260.80
Step by Step Solution
- Step 1: Write the proportion equation
336.36 : 464.17 = 188.99 : x - Step 2: Convert to fraction form
336.36/464.17 = 188.99/x - Step 3: Cross multiply
336.36x = 464.17 × 188.99 - Step 4: Simplify right side
336.36x = 87,723.49 - Step 5: Solve for x
x = 87,723.49/336.36 - Step 6: Final answer
x = 260.80
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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.