Finding the Fourth Proportional to 366,794.53, 550,350.12 and 198,433.42
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Solution
The fourth proportional to 366,794.53, 550,350.12 and 198,433.42 is: 297,735.79
Step by Step Solution
- Step 1: Write the proportion equation
366,794.53 : 550,350.12 = 198,433.42 : x - Step 2: Convert to fraction form
366,794.53/550,350.12 = 198,433.42/x - Step 3: Cross multiply
366,794.53x = 550,350.12 × 198,433.42 - Step 4: Simplify right side
366,794.53x = 109,207,856,867.03 - Step 5: Solve for x
x = 109,207,856,867.03/366,794.53 - Step 6: Final answer
x = 297,735.79
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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.