Finding the Fourth Proportional to 326,284.20, 450,276.57 and 183,035.70
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Solution
The fourth proportional to 326,284.20, 450,276.57 and 183,035.70 is: 252,591.72
Step by Step Solution
- Step 1: Write the proportion equation
326,284.20 : 450,276.57 = 183,035.70 : x - Step 2: Convert to fraction form
326,284.20/450,276.57 = 183,035.70/x - Step 3: Cross multiply
326,284.20x = 450,276.57 × 183,035.70 - Step 4: Simplify right side
326,284.20x = 82,416,687,183.55 - Step 5: Solve for x
x = 82,416,687,183.55/326,284.20 - Step 6: Final answer
x = 252,591.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.