Finding the Fourth Proportional to 344,615.38, 516,728.67 and 134,012.14
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Solution
The fourth proportional to 344,615.38, 516,728.67 and 134,012.14 is: 200,942.61
Step by Step Solution
- Step 1: Write the proportion equation
344,615.38 : 516,728.67 = 134,012.14 : x - Step 2: Convert to fraction form
344,615.38/516,728.67 = 134,012.14/x - Step 3: Cross multiply
344,615.38x = 516,728.67 × 134,012.14 - Step 4: Simplify right side
344,615.38x = 69,247,914,866.05 - Step 5: Solve for x
x = 69,247,914,866.05/344,615.38 - Step 6: Final answer
x = 200,942.61
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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.