Finding the Fourth Proportional to 297,810.87, 410,982.18 and 161,846.70
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Solution
The fourth proportional to 297,810.87, 410,982.18 and 161,846.70 is: 223,350.17
Step by Step Solution
- Step 1: Write the proportion equation
297,810.87 : 410,982.18 = 161,846.70 : x - Step 2: Convert to fraction form
297,810.87/410,982.18 = 161,846.70/x - Step 3: Cross multiply
297,810.87x = 410,982.18 × 161,846.70 - Step 4: Simplify right side
297,810.87x = 66,516,109,591.81 - Step 5: Solve for x
x = 66,516,109,591.81/297,810.87 - Step 6: Final answer
x = 223,350.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.