Finding the Fourth Proportional to 324,414.58, 486,260.52 and 134,769.28
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Solution
The fourth proportional to 324,414.58, 486,260.52 and 134,769.28 is: 202,003.81
Step by Step Solution
- Step 1: Write the proportion equation
324,414.58 : 486,260.52 = 134,769.28 : x - Step 2: Convert to fraction form
324,414.58/486,260.52 = 134,769.28/x - Step 3: Cross multiply
324,414.58x = 486,260.52 × 134,769.28 - Step 4: Simplify right side
324,414.58x = 65,532,980,172.83 - Step 5: Solve for x
x = 65,532,980,172.83/324,414.58 - Step 6: Final answer
x = 202,003.81
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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.