Finding the Fourth Proportional to 701,028.86, 1,051,122.11 and 274,056.14
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Solution
The fourth proportional to 701,028.86, 1,051,122.11 and 274,056.14 is: 410,919.56
Step by Step Solution
- Step 1: Write the proportion equation
701,028.86 : 1,051,122.11 = 274,056.14 : x - Step 2: Convert to fraction form
701,028.86/1,051,122.11 = 274,056.14/x - Step 3: Cross multiply
701,028.86x = 1,051,122.11 × 274,056.14 - Step 4: Simplify right side
701,028.86x = 288,066,469,392.78 - Step 5: Solve for x
x = 288,066,469,392.78/701,028.86 - Step 6: Final answer
x = 410,919.56
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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.