Finding the Fourth Proportional to 663,287.88, 994,687.02 and 236,709.57
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Solution
The fourth proportional to 663,287.88, 994,687.02 and 236,709.57 is: 354,976.99
Step by Step Solution
- Step 1: Write the proportion equation
663,287.88 : 994,687.02 = 236,709.57 : x - Step 2: Convert to fraction form
663,287.88/994,687.02 = 236,709.57/x - Step 3: Cross multiply
663,287.88x = 994,687.02 × 236,709.57 - Step 4: Simplify right side
663,287.88x = 235,451,936,788.78 - Step 5: Solve for x
x = 235,451,936,788.78/663,287.88 - Step 6: Final answer
x = 354,976.99
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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.