Finding the Fourth Proportional to 274,604.74, 411,163.71 and 194,312.68
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Solution
The fourth proportional to 274,604.74, 411,163.71 and 194,312.68 is: 290,942.98
Step by Step Solution
- Step 1: Write the proportion equation
274,604.74 : 411,163.71 = 194,312.68 : x - Step 2: Convert to fraction form
274,604.74/411,163.71 = 194,312.68/x - Step 3: Cross multiply
274,604.74x = 411,163.71 × 194,312.68 - Step 4: Simplify right side
274,604.74x = 79,894,322,408.84 - Step 5: Solve for x
x = 79,894,322,408.84/274,604.74 - Step 6: Final answer
x = 290,942.98
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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.