Finding the Fourth Proportional to 344.36, 475.26 and 213.42
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Solution
The fourth proportional to 344.36, 475.26 and 213.42 is: 294.55
Step by Step Solution
- Step 1: Write the proportion equation
344.36 : 475.26 = 213.42 : x - Step 2: Convert to fraction form
344.36/475.26 = 213.42/x - Step 3: Cross multiply
344.36x = 475.26 × 213.42 - Step 4: Simplify right side
344.36x = 101,429.99 - Step 5: Solve for x
x = 101,429.99/344.36 - Step 6: Final answer
x = 294.55
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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.