Finding the Fourth Proportional to 252,492.29, 378,737.97 and 147,237.44
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Solution
The fourth proportional to 252,492.29, 378,737.97 and 147,237.44 is: 220,855.89
Step by Step Solution
- Step 1: Write the proportion equation
252,492.29 : 378,737.97 = 147,237.44 : x - Step 2: Convert to fraction form
252,492.29/378,737.97 = 147,237.44/x - Step 3: Cross multiply
252,492.29x = 378,737.97 × 147,237.44 - Step 4: Simplify right side
252,492.29x = 55,764,407,239.91 - Step 5: Solve for x
x = 55,764,407,239.91/252,492.29 - Step 6: Final answer
x = 220,855.89
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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.