Finding the Fourth Proportional to 300,733.97, 451,142.42 and 101,069.84
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Solution
The fourth proportional to 300,733.97, 451,142.42 and 101,069.84 is: 151,618.69
Step by Step Solution
- Step 1: Write the proportion equation
300,733.97 : 451,142.42 = 101,069.84 : x - Step 2: Convert to fraction form
300,733.97/451,142.42 = 101,069.84/x - Step 3: Cross multiply
300,733.97x = 451,142.42 × 101,069.84 - Step 4: Simplify right side
300,733.97x = 45,596,890,203.58 - Step 5: Solve for x
x = 45,596,890,203.58/300,733.97 - Step 6: Final answer
x = 151,618.69
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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.