Finding the Fourth Proportional to 226,324.40, 339,745.80 and 132,882.80
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Solution
The fourth proportional to 226,324.40, 339,745.80 and 132,882.80 is: 199,476.39
Step by Step Solution
- Step 1: Write the proportion equation
226,324.40 : 339,745.80 = 132,882.80 : x - Step 2: Convert to fraction form
226,324.40/339,745.80 = 132,882.80/x - Step 3: Cross multiply
226,324.40x = 339,745.80 × 132,882.80 - Step 4: Simplify right side
226,324.40x = 45,146,373,192.24 - Step 5: Solve for x
x = 45,146,373,192.24/226,324.40 - Step 6: Final answer
x = 199,476.39
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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.