Finding the Fourth Proportional to 353,481.76, 531,108.38 and 332,224.12
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Solution
The fourth proportional to 353,481.76, 531,108.38 and 332,224.12 is: 499,168.65
Step by Step Solution
- Step 1: Write the proportion equation
353,481.76 : 531,108.38 = 332,224.12 : x - Step 2: Convert to fraction form
353,481.76/531,108.38 = 332,224.12/x - Step 3: Cross multiply
353,481.76x = 531,108.38 × 332,224.12 - Step 4: Simplify right side
353,481.76x = 176,447,014,170.13 - Step 5: Solve for x
x = 176,447,014,170.13/353,481.76 - Step 6: Final answer
x = 499,168.65
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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.