Finding the Fourth Proportional to 344.73, 475.63 and 226.68
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Solution
The fourth proportional to 344.73, 475.63 and 226.68 is: 312.75
Step by Step Solution
- Step 1: Write the proportion equation
344.73 : 475.63 = 226.68 : x - Step 2: Convert to fraction form
344.73/475.63 = 226.68/x - Step 3: Cross multiply
344.73x = 475.63 × 226.68 - Step 4: Simplify right side
344.73x = 107,813.43 - Step 5: Solve for x
x = 107,813.43/344.73 - Step 6: Final answer
x = 312.75
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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.