Finding the Fourth Proportional to 656,838.31, 985,251.58 and 207,559.26
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Solution
The fourth proportional to 656,838.31, 985,251.58 and 207,559.26 is: 311,337.03
Step by Step Solution
- Step 1: Write the proportion equation
656,838.31 : 985,251.58 = 207,559.26 : x - Step 2: Convert to fraction form
656,838.31/985,251.58 = 207,559.26/x - Step 3: Cross multiply
656,838.31x = 985,251.58 × 207,559.26 - Step 4: Simplify right side
656,838.31x = 204,498,088,858.63 - Step 5: Solve for x
x = 204,498,088,858.63/656,838.31 - Step 6: Final answer
x = 311,337.03
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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.