Finding the Fourth Proportional to 337.70, 466 and 221.26
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Solution
The fourth proportional to 337.70, 466 and 221.26 is: 305.32
Step by Step Solution
- Step 1: Write the proportion equation
337.70 : 466 = 221.26 : x - Step 2: Convert to fraction form
337.70/466 = 221.26/x - Step 3: Cross multiply
337.70x = 466 × 221.26 - Step 4: Simplify right side
337.70x = 103,107.16 - Step 5: Solve for x
x = 103,107.16/337.70 - Step 6: Final answer
x = 305.32
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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.