Finding the Fourth Proportional to 433,723.81, 650,618.52 and 134,234.68
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Solution
The fourth proportional to 433,723.81, 650,618.52 and 134,234.68 is: 201,362.17
Step by Step Solution
- Step 1: Write the proportion equation
433,723.81 : 650,618.52 = 134,234.68 : x - Step 2: Convert to fraction form
433,723.81/650,618.52 = 134,234.68/x - Step 3: Cross multiply
433,723.81x = 650,618.52 × 134,234.68 - Step 4: Simplify right side
433,723.81x = 87,335,568,834.27 - Step 5: Solve for x
x = 87,335,568,834.27/433,723.81 - Step 6: Final answer
x = 201,362.17
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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.