Finding the Fourth Proportional to 264,504.05, 396,771.07 and 84,605.28
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Solution
The fourth proportional to 264,504.05, 396,771.07 and 84,605.28 is: 126,912.72
Step by Step Solution
- Step 1: Write the proportion equation
264,504.05 : 396,771.07 = 84,605.28 : x - Step 2: Convert to fraction form
264,504.05/396,771.07 = 84,605.28/x - Step 3: Cross multiply
264,504.05x = 396,771.07 × 84,605.28 - Step 4: Simplify right side
264,504.05x = 33,568,927,473.25 - Step 5: Solve for x
x = 33,568,927,473.25/264,504.05 - Step 6: Final answer
x = 126,912.72
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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.