Finding the Fourth Proportional to 757,161.68, 1,135,410 and 283,514.88
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Solution
The fourth proportional to 757,161.68, 1,135,410 and 283,514.88 is: 425,147.81
Step by Step Solution
- Step 1: Write the proportion equation
757,161.68 : 1,135,410 = 283,514.88 : x - Step 2: Convert to fraction form
757,161.68/1,135,410 = 283,514.88/x - Step 3: Cross multiply
757,161.68x = 1,135,410 × 283,514.88 - Step 4: Simplify right side
757,161.68x = 321,905,629,900.80 - Step 5: Solve for x
x = 321,905,629,900.80/757,161.68 - Step 6: Final answer
x = 425,147.81
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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.