Finding the Fourth Proportional to 440,855.97, 661,471.19 and 240,942.80
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Solution
The fourth proportional to 440,855.97, 661,471.19 and 240,942.80 is: 361,516.52
Step by Step Solution
- Step 1: Write the proportion equation
440,855.97 : 661,471.19 = 240,942.80 : x - Step 2: Convert to fraction form
440,855.97/661,471.19 = 240,942.80/x - Step 3: Cross multiply
440,855.97x = 661,471.19 × 240,942.80 - Step 4: Simplify right side
440,855.97x = 159,376,716,125.86 - Step 5: Solve for x
x = 159,376,716,125.86/440,855.97 - Step 6: Final answer
x = 361,516.52
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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.