Finding the Fourth Proportional to 274,461.38, 412,163.22 and 168,467.75
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Solution
The fourth proportional to 274,461.38, 412,163.22 and 168,467.75 is: 252,990.82
Step by Step Solution
- Step 1: Write the proportion equation
274,461.38 : 412,163.22 = 168,467.75 : x - Step 2: Convert to fraction form
274,461.38/412,163.22 = 168,467.75/x - Step 3: Cross multiply
274,461.38x = 412,163.22 × 168,467.75 - Step 4: Simplify right side
274,461.38x = 69,436,210,306.16 - Step 5: Solve for x
x = 69,436,210,306.16/274,461.38 - Step 6: Final answer
x = 252,990.82
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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.