Finding the Fourth Proportional to 351,464.24, 527,198.05 and 85,224.73
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Solution
The fourth proportional to 351,464.24, 527,198.05 and 85,224.73 is: 127,837.50
Step by Step Solution
- Step 1: Write the proportion equation
351,464.24 : 527,198.05 = 85,224.73 : x - Step 2: Convert to fraction form
351,464.24/527,198.05 = 85,224.73/x - Step 3: Cross multiply
351,464.24x = 527,198.05 × 85,224.73 - Step 4: Simplify right side
351,464.24x = 44,930,311,467.78 - Step 5: Solve for x
x = 44,930,311,467.78/351,464.24 - Step 6: Final answer
x = 127,837.50
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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.