Finding the Fourth Proportional to 263,552.44, 395,367.18 and 76,539.64
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Solution
The fourth proportional to 263,552.44, 395,367.18 and 76,539.64 is: 114,820.65
Step by Step Solution
- Step 1: Write the proportion equation
263,552.44 : 395,367.18 = 76,539.64 : x - Step 2: Convert to fraction form
263,552.44/395,367.18 = 76,539.64/x - Step 3: Cross multiply
263,552.44x = 395,367.18 × 76,539.64 - Step 4: Simplify right side
263,552.44x = 30,261,261,625.02 - Step 5: Solve for x
x = 30,261,261,625.02/263,552.44 - Step 6: Final answer
x = 114,820.65
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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.