Finding the Fourth Proportional to 656,847.63, 985,265.51 and 207,568.58
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Solution
The fourth proportional to 656,847.63, 985,265.51 and 207,568.58 is: 311,350.99
Step by Step Solution
- Step 1: Write the proportion equation
656,847.63 : 985,265.51 = 207,568.58 : x - Step 2: Convert to fraction form
656,847.63/985,265.51 = 207,568.58/x - Step 3: Cross multiply
656,847.63x = 985,265.51 × 207,568.58 - Step 4: Simplify right side
656,847.63x = 204,510,156,869.51 - Step 5: Solve for x
x = 204,510,156,869.51/656,847.63 - Step 6: Final answer
x = 311,350.99
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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.