Finding the Fourth Proportional to 227,891.20, 341,836.80 and 201,647.20
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Solution
The fourth proportional to 227,891.20, 341,836.80 and 201,647.20 is: 302,470.80
Step by Step Solution
- Step 1: Write the proportion equation
227,891.20 : 341,836.80 = 201,647.20 : x - Step 2: Convert to fraction form
227,891.20/341,836.80 = 201,647.20/x - Step 3: Cross multiply
227,891.20x = 341,836.80 × 201,647.20 - Step 4: Simplify right side
227,891.20x = 68,930,433,576.96 - Step 5: Solve for x
x = 68,930,433,576.96/227,891.20 - Step 6: Final answer
x = 302,470.80
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1.5x scale
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.