Finding the Fourth Proportional to 338.44, 466.99 and 207.49
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Solution
The fourth proportional to 338.44, 466.99 and 207.49 is: 286.30
Step by Step Solution
- Step 1: Write the proportion equation
338.44 : 466.99 = 207.49 : x - Step 2: Convert to fraction form
338.44/466.99 = 207.49/x - Step 3: Cross multiply
338.44x = 466.99 × 207.49 - Step 4: Simplify right side
338.44x = 96,895.76 - Step 5: Solve for x
x = 96,895.76/338.44 - Step 6: Final answer
x = 286.30
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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.