Finding the Fourth Proportional to 850,695.09, 1,276,067.22 and 318,114.42
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Solution
The fourth proportional to 850,695.09, 1,276,067.22 and 318,114.42 is: 477,180.82
Step by Step Solution
- Step 1: Write the proportion equation
850,695.09 : 1,276,067.22 = 318,114.42 : x - Step 2: Convert to fraction form
850,695.09/1,276,067.22 = 318,114.42/x - Step 3: Cross multiply
850,695.09x = 1,276,067.22 × 318,114.42 - Step 4: Simplify right side
850,695.09x = 405,935,383,571.31 - Step 5: Solve for x
x = 405,935,383,571.31/850,695.09 - Step 6: Final answer
x = 477,180.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.