Finding the Fourth Proportional to 274,336.80, 411,283.74 and 252,193.40
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Solution
The fourth proportional to 274,336.80, 411,283.74 and 252,193.40 is: 378,086.52
Step by Step Solution
- Step 1: Write the proportion equation
274,336.80 : 411,283.74 = 252,193.40 : x - Step 2: Convert to fraction form
274,336.80/411,283.74 = 252,193.40/x - Step 3: Cross multiply
274,336.80x = 411,283.74 × 252,193.40 - Step 4: Simplify right side
274,336.80x = 103,723,044,755.32 - Step 5: Solve for x
x = 103,723,044,755.32/274,336.80 - Step 6: Final answer
x = 378,086.52
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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.