Finding the Fourth Proportional to 273,229.05, 409,865.44 and 83,704.44
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Solution
The fourth proportional to 273,229.05, 409,865.44 and 83,704.44 is: 125,563.35
Step by Step Solution
- Step 1: Write the proportion equation
273,229.05 : 409,865.44 = 83,704.44 : x - Step 2: Convert to fraction form
273,229.05/409,865.44 = 83,704.44/x - Step 3: Cross multiply
273,229.05x = 409,865.44 × 83,704.44 - Step 4: Simplify right side
273,229.05x = 34,307,554,871.97 - Step 5: Solve for x
x = 34,307,554,871.97/273,229.05 - Step 6: Final answer
x = 125,563.35
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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.