Finding the Fourth Proportional to 850,033.68, 1,274,198.60 and 394,944.63
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Solution
The fourth proportional to 850,033.68, 1,274,198.60 and 394,944.63 is: 592,021.12
Step by Step Solution
- Step 1: Write the proportion equation
850,033.68 : 1,274,198.60 = 394,944.63 : x - Step 2: Convert to fraction form
850,033.68/1,274,198.60 = 394,944.63/x - Step 3: Cross multiply
850,033.68x = 1,274,198.60 × 394,944.63 - Step 4: Simplify right side
850,033.68x = 503,237,892,648.80 - Step 5: Solve for x
x = 503,237,892,648.80/850,033.68 - Step 6: Final answer
x = 592,021.12
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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.