Finding the Fourth Proportional to 263,474.76, 395,230.50 and 105,703.08
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Solution
The fourth proportional to 263,474.76, 395,230.50 and 105,703.08 is: 158,561.99
Step by Step Solution
- Step 1: Write the proportion equation
263,474.76 : 395,230.50 = 105,703.08 : x - Step 2: Convert to fraction form
263,474.76/395,230.50 = 105,703.08/x - Step 3: Cross multiply
263,474.76x = 395,230.50 × 105,703.08 - Step 4: Simplify right side
263,474.76x = 41,777,081,159.94 - Step 5: Solve for x
x = 41,777,081,159.94/263,474.76 - Step 6: Final answer
x = 158,561.99
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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.