Finding the Fourth Proportional to 331,047.07, 496,567.98 and 219,227.68
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Solution
The fourth proportional to 331,047.07, 496,567.98 and 219,227.68 is: 328,839.78
Step by Step Solution
- Step 1: Write the proportion equation
331,047.07 : 496,567.98 = 219,227.68 : x - Step 2: Convert to fraction form
331,047.07/496,567.98 = 219,227.68/x - Step 3: Cross multiply
331,047.07x = 496,567.98 × 219,227.68 - Step 4: Simplify right side
331,047.07x = 108,861,446,217.69 - Step 5: Solve for x
x = 108,861,446,217.69/331,047.07 - Step 6: Final answer
x = 328,839.78
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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.