Finding the Fourth Proportional to 227,013.68, 340,474.02 and 84,832.70
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Solution
The fourth proportional to 227,013.68, 340,474.02 and 84,832.70 is: 127,231.67
Step by Step Solution
- Step 1: Write the proportion equation
227,013.68 : 340,474.02 = 84,832.70 : x - Step 2: Convert to fraction form
227,013.68/340,474.02 = 84,832.70/x - Step 3: Cross multiply
227,013.68x = 340,474.02 × 84,832.70 - Step 4: Simplify right side
227,013.68x = 28,883,330,396.45 - Step 5: Solve for x
x = 28,883,330,396.45/227,013.68 - Step 6: Final answer
x = 127,231.67
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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.