Finding the Fourth Proportional to 332,912.97, 499,419.18 and 122,534.91
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Solution
The fourth proportional to 332,912.97, 499,419.18 and 122,534.91 is: 183,820.67
Step by Step Solution
- Step 1: Write the proportion equation
332,912.97 : 499,419.18 = 122,534.91 : x - Step 2: Convert to fraction form
332,912.97/499,419.18 = 122,534.91/x - Step 3: Cross multiply
332,912.97x = 499,419.18 × 122,534.91 - Step 4: Simplify right side
332,912.97x = 61,196,284,273.57 - Step 5: Solve for x
x = 61,196,284,273.57/332,912.97 - Step 6: Final answer
x = 183,820.67
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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.