Finding the Fourth Proportional to 355.44, 532.68 and 201.14
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Solution
The fourth proportional to 355.44, 532.68 and 201.14 is: 301.44
Step by Step Solution
- Step 1: Write the proportion equation
355.44 : 532.68 = 201.14 : x - Step 2: Convert to fraction form
355.44/532.68 = 201.14/x - Step 3: Cross multiply
355.44x = 532.68 × 201.14 - Step 4: Simplify right side
355.44x = 107,143.26 - Step 5: Solve for x
x = 107,143.26/355.44 - Step 6: Final answer
x = 301.44
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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.