Finding the Fourth Proportional to 433,724.81, 650,620.02 and 134,235.68
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Solution
The fourth proportional to 433,724.81, 650,620.02 and 134,235.68 is: 201,363.67
Step by Step Solution
- Step 1: Write the proportion equation
433,724.81 : 650,620.02 = 134,235.68 : x - Step 2: Convert to fraction form
433,724.81/650,620.02 = 134,235.68/x - Step 3: Cross multiply
433,724.81x = 650,620.02 × 134,235.68 - Step 4: Simplify right side
433,724.81x = 87,336,420,806.31 - Step 5: Solve for x
x = 87,336,420,806.31/433,724.81 - Step 6: Final answer
x = 201,363.67
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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.