Finding the Fourth Proportional to 480,540.85, 663,124.83 and 276,598.09
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Solution
The fourth proportional to 480,540.85, 663,124.83 and 276,598.09 is: 381,692.96
Step by Step Solution
- Step 1: Write the proportion equation
480,540.85 : 663,124.83 = 276,598.09 : x - Step 2: Convert to fraction form
480,540.85/663,124.83 = 276,598.09/x - Step 3: Cross multiply
480,540.85x = 663,124.83 × 276,598.09 - Step 4: Simplify right side
480,540.85x = 183,419,061,201.24 - Step 5: Solve for x
x = 183,419,061,201.24/480,540.85 - Step 6: Final answer
x = 381,692.96
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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.