Finding the Fourth Proportional to 330,770.44, 456,462.70 and 201,708.69
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Solution
The fourth proportional to 330,770.44, 456,462.70 and 201,708.69 is: 278,357.68
Step by Step Solution
- Step 1: Write the proportion equation
330,770.44 : 456,462.70 = 201,708.69 : x - Step 2: Convert to fraction form
330,770.44/456,462.70 = 201,708.69/x - Step 3: Cross multiply
330,770.44x = 456,462.70 × 201,708.69 - Step 4: Simplify right side
330,770.44x = 92,072,493,250.86 - Step 5: Solve for x
x = 92,072,493,250.86/330,770.44 - Step 6: Final answer
x = 278,357.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.