Finding the Fourth Proportional to 366,820.38, 550,313.39 and 130,163.09
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Solution
The fourth proportional to 366,820.38, 550,313.39 and 130,163.09 is: 195,274.02
Step by Step Solution
- Step 1: Write the proportion equation
366,820.38 : 550,313.39 = 130,163.09 : x - Step 2: Convert to fraction form
366,820.38/550,313.39 = 130,163.09/x - Step 3: Cross multiply
366,820.38x = 550,313.39 × 130,163.09 - Step 4: Simplify right side
366,820.38x = 71,630,488,884.62 - Step 5: Solve for x
x = 71,630,488,884.62/366,820.38 - Step 6: Final answer
x = 195,274.02
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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.