Finding the Fourth Proportional to 263,743.59, 395,475.97 and 121,464.66
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Solution
The fourth proportional to 263,743.59, 395,475.97 and 121,464.66 is: 182,132.79
Step by Step Solution
- Step 1: Write the proportion equation
263,743.59 : 395,475.97 = 121,464.66 : x - Step 2: Convert to fraction form
263,743.59/395,475.97 = 121,464.66/x - Step 3: Cross multiply
263,743.59x = 395,475.97 × 121,464.66 - Step 4: Simplify right side
263,743.59x = 48,036,355,641.34 - Step 5: Solve for x
x = 48,036,355,641.34/263,743.59 - Step 6: Final answer
x = 182,132.79
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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.