Finding the Fourth Proportional to 414,797.38, 622,286.79 and 134,342.98
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Solution
The fourth proportional to 414,797.38, 622,286.79 and 134,342.98 is: 201,543.85
Step by Step Solution
- Step 1: Write the proportion equation
414,797.38 : 622,286.79 = 134,342.98 : x - Step 2: Convert to fraction form
414,797.38/622,286.79 = 134,342.98/x - Step 3: Cross multiply
414,797.38x = 622,286.79 × 134,342.98 - Step 4: Simplify right side
414,797.38x = 83,599,861,783.23 - Step 5: Solve for x
x = 83,599,861,783.23/414,797.38 - Step 6: Final answer
x = 201,543.85
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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.