Finding the Fourth Proportional to 622,789.20, 934,414.20 and 202,078.80
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Solution
The fourth proportional to 622,789.20, 934,414.20 and 202,078.80 is: 303,192.96
Step by Step Solution
- Step 1: Write the proportion equation
622,789.20 : 934,414.20 = 202,078.80 : x - Step 2: Convert to fraction form
622,789.20/934,414.20 = 202,078.80/x - Step 3: Cross multiply
622,789.20x = 934,414.20 × 202,078.80 - Step 4: Simplify right side
622,789.20x = 188,825,300,238.96 - Step 5: Solve for x
x = 188,825,300,238.96/622,789.20 - Step 6: Final answer
x = 303,192.96
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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.