Finding the Fourth Proportional to 848,059.46, 1,272,245.04 and 279,474.09
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Solution
The fourth proportional to 848,059.46, 1,272,245.04 and 279,474.09 is: 419,262.49
Step by Step Solution
- Step 1: Write the proportion equation
848,059.46 : 1,272,245.04 = 279,474.09 : x - Step 2: Convert to fraction form
848,059.46/1,272,245.04 = 279,474.09/x - Step 3: Cross multiply
848,059.46x = 1,272,245.04 × 279,474.09 - Step 4: Simplify right side
848,059.46x = 355,559,524,811.01 - Step 5: Solve for x
x = 355,559,524,811.01/848,059.46 - Step 6: Final answer
x = 419,262.49
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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.