Finding the Fourth Proportional to 378,524.75, 568,160.73 and 201,031.27
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Solution
The fourth proportional to 378,524.75, 568,160.73 and 201,031.27 is: 301,745.32
Step by Step Solution
- Step 1: Write the proportion equation
378,524.75 : 568,160.73 = 201,031.27 : x - Step 2: Convert to fraction form
378,524.75/568,160.73 = 201,031.27/x - Step 3: Cross multiply
378,524.75x = 568,160.73 × 201,031.27 - Step 4: Simplify right side
378,524.75x = 114,218,071,695.63 - Step 5: Solve for x
x = 114,218,071,695.63/378,524.75 - Step 6: Final answer
x = 301,745.32
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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.