Finding the Fourth Proportional to 228.36, 341.70 and 201.63
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Solution
The fourth proportional to 228.36, 341.70 and 201.63 is: 301.70
Step by Step Solution
- Step 1: Write the proportion equation
228.36 : 341.70 = 201.63 : x - Step 2: Convert to fraction form
228.36/341.70 = 201.63/x - Step 3: Cross multiply
228.36x = 341.70 × 201.63 - Step 4: Simplify right side
228.36x = 68,896.97 - Step 5: Solve for x
x = 68,896.97/228.36 - Step 6: Final answer
x = 301.70
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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.