Finding the Fourth Proportional to 394,260.10, 591,325.44 and 109,969.99
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Solution
The fourth proportional to 394,260.10, 591,325.44 and 109,969.99 is: 164,936.94
Step by Step Solution
- Step 1: Write the proportion equation
394,260.10 : 591,325.44 = 109,969.99 : x - Step 2: Convert to fraction form
394,260.10/591,325.44 = 109,969.99/x - Step 3: Cross multiply
394,260.10x = 591,325.44 × 109,969.99 - Step 4: Simplify right side
394,260.10x = 65,028,052,723.55 - Step 5: Solve for x
x = 65,028,052,723.55/394,260.10 - Step 6: Final answer
x = 164,936.94
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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.