Finding the Fourth Proportional to 263,713.80, 395,765.10 and 174,937.80
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Solution
The fourth proportional to 263,713.80, 395,765.10 and 174,937.80 is: 262,535.66
Step by Step Solution
- Step 1: Write the proportion equation
263,713.80 : 395,765.10 = 174,937.80 : x - Step 2: Convert to fraction form
263,713.80/395,765.10 = 174,937.80/x - Step 3: Cross multiply
263,713.80x = 395,765.10 × 174,937.80 - Step 4: Simplify right side
263,713.80x = 69,234,275,910.78 - Step 5: Solve for x
x = 69,234,275,910.78/263,713.80 - Step 6: Final answer
x = 262,535.66
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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.