Finding the Fourth Proportional to 492,804.06, 739,487.97 and 193,311.42
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Solution
The fourth proportional to 492,804.06, 739,487.97 and 193,311.42 is: 290,077.70
Step by Step Solution
- Step 1: Write the proportion equation
492,804.06 : 739,487.97 = 193,311.42 : x - Step 2: Convert to fraction form
492,804.06/739,487.97 = 193,311.42/x - Step 3: Cross multiply
492,804.06x = 739,487.97 × 193,311.42 - Step 4: Simplify right side
492,804.06x = 142,951,469,553.62 - Step 5: Solve for x
x = 142,951,469,553.62/492,804.06 - Step 6: Final answer
x = 290,077.70
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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.