Finding the Fourth Proportional to 801,408.65, 1,201,836.18 and 232,635.56
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Solution
The fourth proportional to 801,408.65, 1,201,836.18 and 232,635.56 is: 348,872.99
Step by Step Solution
- Step 1: Write the proportion equation
801,408.65 : 1,201,836.18 = 232,635.56 : x - Step 2: Convert to fraction form
801,408.65/1,201,836.18 = 232,635.56/x - Step 3: Cross multiply
801,408.65x = 1,201,836.18 × 232,635.56 - Step 4: Simplify right side
801,408.65x = 279,589,826,753.38 - Step 5: Solve for x
x = 279,589,826,753.38/801,408.65 - Step 6: Final answer
x = 348,872.99
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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.