Finding the Fourth Proportional to 244,586.20, 366,879.30 and 220,091.80
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Solution
The fourth proportional to 244,586.20, 366,879.30 and 220,091.80 is: 330,137.70
Step by Step Solution
- Step 1: Write the proportion equation
244,586.20 : 366,879.30 = 220,091.80 : x - Step 2: Convert to fraction form
244,586.20/366,879.30 = 220,091.80/x - Step 3: Cross multiply
244,586.20x = 366,879.30 × 220,091.80 - Step 4: Simplify right side
244,586.20x = 80,747,125,519.74 - Step 5: Solve for x
x = 80,747,125,519.74/244,586.20 - Step 6: Final answer
x = 330,137.70
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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.