Finding the Fourth Proportional to 882,247.20, 1,324,245.60 and 433,474.80
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Solution
The fourth proportional to 882,247.20, 1,324,245.60 and 433,474.80 is: 650,642.02
Step by Step Solution
- Step 1: Write the proportion equation
882,247.20 : 1,324,245.60 = 433,474.80 : x - Step 2: Convert to fraction form
882,247.20/1,324,245.60 = 433,474.80/x - Step 3: Cross multiply
882,247.20x = 1,324,245.60 × 433,474.80 - Step 4: Simplify right side
882,247.20x = 574,027,096,610.88 - Step 5: Solve for x
x = 574,027,096,610.88/882,247.20 - Step 6: Final answer
x = 650,642.02
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1.5x scale
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.