Finding the Fourth Proportional to 492,797.11, 739,286.84 and 155,922.57
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Solution
The fourth proportional to 492,797.11, 739,286.84 and 155,922.57 is: 233,912.70
Step by Step Solution
- Step 1: Write the proportion equation
492,797.11 : 739,286.84 = 155,922.57 : x - Step 2: Convert to fraction form
492,797.11/739,286.84 = 155,922.57/x - Step 3: Cross multiply
492,797.11x = 739,286.84 × 155,922.57 - Step 4: Simplify right side
492,797.11x = 115,271,500,363.55 - Step 5: Solve for x
x = 115,271,500,363.55/492,797.11 - Step 6: Final answer
x = 233,912.70
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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.