Finding the Fourth Proportional to 851,310.58, 1,277,212.50 and 252,283.18
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Solution
The fourth proportional to 851,310.58, 1,277,212.50 and 252,283.18 is: 378,497.86
Step by Step Solution
- Step 1: Write the proportion equation
851,310.58 : 1,277,212.50 = 252,283.18 : x - Step 2: Convert to fraction form
851,310.58/1,277,212.50 = 252,283.18/x - Step 3: Cross multiply
851,310.58x = 1,277,212.50 × 252,283.18 - Step 4: Simplify right side
851,310.58x = 322,219,231,035.75 - Step 5: Solve for x
x = 322,219,231,035.75/851,310.58 - Step 6: Final answer
x = 378,497.86
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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.