Finding the Fourth Proportional to 338.36, 466.95 and 237.43
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Solution
The fourth proportional to 338.36, 466.95 and 237.43 is: 327.66
Step by Step Solution
- Step 1: Write the proportion equation
338.36 : 466.95 = 237.43 : x - Step 2: Convert to fraction form
338.36/466.95 = 237.43/x - Step 3: Cross multiply
338.36x = 466.95 × 237.43 - Step 4: Simplify right side
338.36x = 110,868.08 - Step 5: Solve for x
x = 110,868.08/338.36 - Step 6: Final answer
x = 327.66
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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.