Finding the Fourth Proportional to 363,797.08, 545,512.62 and 212,042.92
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Solution
The fourth proportional to 363,797.08, 545,512.62 and 212,042.92 is: 317,957.72
Step by Step Solution
- Step 1: Write the proportion equation
363,797.08 : 545,512.62 = 212,042.92 : x - Step 2: Convert to fraction form
363,797.08/545,512.62 = 212,042.92/x - Step 3: Cross multiply
363,797.08x = 545,512.62 × 212,042.92 - Step 4: Simplify right side
363,797.08x = 115,672,088,841.65 - Step 5: Solve for x
x = 115,672,088,841.65/363,797.08 - Step 6: Final answer
x = 317,957.72
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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.