Finding the Fourth Proportional to 682,156.28, 1,022,651.04 and 261,733.88
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Solution
The fourth proportional to 682,156.28, 1,022,651.04 and 261,733.88 is: 392,376.99
Step by Step Solution
- Step 1: Write the proportion equation
682,156.28 : 1,022,651.04 = 261,733.88 : x - Step 2: Convert to fraction form
682,156.28/1,022,651.04 = 261,733.88/x - Step 3: Cross multiply
682,156.28x = 1,022,651.04 × 261,733.88 - Step 4: Simplify right side
682,156.28x = 267,662,424,585.24 - Step 5: Solve for x
x = 267,662,424,585.24/682,156.28 - Step 6: Final answer
x = 392,376.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.