Finding the Fourth Proportional to 263,586.23, 363,749.49 and 147,299.70
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Solution
The fourth proportional to 263,586.23, 363,749.49 and 147,299.70 is: 203,273.86
Step by Step Solution
- Step 1: Write the proportion equation
263,586.23 : 363,749.49 = 147,299.70 : x - Step 2: Convert to fraction form
263,586.23/363,749.49 = 147,299.70/x - Step 3: Cross multiply
263,586.23x = 363,749.49 × 147,299.70 - Step 4: Simplify right side
263,586.23x = 53,580,189,203.97 - Step 5: Solve for x
x = 53,580,189,203.97/263,586.23 - Step 6: Final answer
x = 203,273.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.