Finding the Fourth Proportional to 262.99, 394.62 and 224.92
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Solution
The fourth proportional to 262.99, 394.62 and 224.92 is: 337.50
Step by Step Solution
- Step 1: Write the proportion equation
262.99 : 394.62 = 224.92 : x - Step 2: Convert to fraction form
262.99/394.62 = 224.92/x - Step 3: Cross multiply
262.99x = 394.62 × 224.92 - Step 4: Simplify right side
262.99x = 88,757.93 - Step 5: Solve for x
x = 88,757.93/262.99 - Step 6: Final answer
x = 337.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.