Finding the Fourth Proportional to 833,245.76, 1,149,879.84 and 451,273.28
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Solution
The fourth proportional to 833,245.76, 1,149,879.84 and 451,273.28 is: 622,757.50
Step by Step Solution
- Step 1: Write the proportion equation
833,245.76 : 1,149,879.84 = 451,273.28 : x - Step 2: Convert to fraction form
833,245.76/1,149,879.84 = 451,273.28/x - Step 3: Cross multiply
833,245.76x = 1,149,879.84 × 451,273.28 - Step 4: Simplify right side
833,245.76x = 518,910,047,002.68 - Step 5: Solve for x
x = 518,910,047,002.68/833,245.76 - Step 6: Final answer
x = 622,757.50
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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.