Finding the Fourth Proportional to 317,299.87, 475,951.44 and 106,939.63
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Solution
The fourth proportional to 317,299.87, 475,951.44 and 106,939.63 is: 160,410.00
Step by Step Solution
- Step 1: Write the proportion equation
317,299.87 : 475,951.44 = 106,939.63 : x - Step 2: Convert to fraction form
317,299.87/475,951.44 = 106,939.63/x - Step 3: Cross multiply
317,299.87x = 475,951.44 × 106,939.63 - Step 4: Simplify right side
317,299.87x = 50,898,070,891.57 - Step 5: Solve for x
x = 50,898,070,891.57/317,299.87 - Step 6: Final answer
x = 160,410.00
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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.