Finding the Fourth Proportional to 397,895.92, 596,850.12 and 221,523.92
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Solution
The fourth proportional to 397,895.92, 596,850.12 and 221,523.92 is: 332,289.35
Step by Step Solution
- Step 1: Write the proportion equation
397,895.92 : 596,850.12 = 221,523.92 : x - Step 2: Convert to fraction form
397,895.92/596,850.12 = 221,523.92/x - Step 3: Cross multiply
397,895.92x = 596,850.12 × 221,523.92 - Step 4: Simplify right side
397,895.92x = 132,216,578,234.87 - Step 5: Solve for x
x = 132,216,578,234.87/397,895.92 - Step 6: Final answer
x = 332,289.35
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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.