Finding the Fourth Proportional to 336.21, 464.14 and 211.99
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Solution
The fourth proportional to 336.21, 464.14 and 211.99 is: 292.65
Step by Step Solution
- Step 1: Write the proportion equation
336.21 : 464.14 = 211.99 : x - Step 2: Convert to fraction form
336.21/464.14 = 211.99/x - Step 3: Cross multiply
336.21x = 464.14 × 211.99 - Step 4: Simplify right side
336.21x = 98,391.98 - Step 5: Solve for x
x = 98,391.98/336.21 - Step 6: Final answer
x = 292.65
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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.