Finding the Fourth Proportional to 274,491.26, 411,770.09 and 96,961.94
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Solution
The fourth proportional to 274,491.26, 411,770.09 and 96,961.94 is: 145,454.63
Step by Step Solution
- Step 1: Write the proportion equation
274,491.26 : 411,770.09 = 96,961.94 : x - Step 2: Convert to fraction form
274,491.26/411,770.09 = 96,961.94/x - Step 3: Cross multiply
274,491.26x = 411,770.09 × 96,961.94 - Step 4: Simplify right side
274,491.26x = 39,926,024,943.93 - Step 5: Solve for x
x = 39,926,024,943.93/274,491.26 - Step 6: Final answer
x = 145,454.63
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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.