Finding the Fourth Proportional to 328,047.68, 491,950.56 and 117,634.88
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Solution
The fourth proportional to 328,047.68, 491,950.56 and 117,634.88 is: 176,408.94
Step by Step Solution
- Step 1: Write the proportion equation
328,047.68 : 491,950.56 = 117,634.88 : x - Step 2: Convert to fraction form
328,047.68/491,950.56 = 117,634.88/x - Step 3: Cross multiply
328,047.68x = 491,950.56 × 117,634.88 - Step 4: Simplify right side
328,047.68x = 57,870,545,091.53 - Step 5: Solve for x
x = 57,870,545,091.53/328,047.68 - Step 6: Final answer
x = 176,408.94
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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.