Finding the Fourth Proportional to 301,331.25, 415,806.84 and 180,469.44
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Solution
The fourth proportional to 301,331.25, 415,806.84 and 180,469.44 is: 249,029.69
Step by Step Solution
- Step 1: Write the proportion equation
301,331.25 : 415,806.84 = 180,469.44 : x - Step 2: Convert to fraction form
301,331.25/415,806.84 = 180,469.44/x - Step 3: Cross multiply
301,331.25x = 415,806.84 × 180,469.44 - Step 4: Simplify right side
301,331.25x = 75,040,427,562.97 - Step 5: Solve for x
x = 75,040,427,562.97/301,331.25 - Step 6: Final answer
x = 249,029.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.