Finding the Fourth Proportional to 263,322.98, 394,891.05 and 94,798.06
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Solution
The fourth proportional to 263,322.98, 394,891.05 and 94,798.06 is: 142,163.45
Step by Step Solution
- Step 1: Write the proportion equation
263,322.98 : 394,891.05 = 94,798.06 : x - Step 2: Convert to fraction form
263,322.98/394,891.05 = 94,798.06/x - Step 3: Cross multiply
263,322.98x = 394,891.05 × 94,798.06 - Step 4: Simplify right side
263,322.98x = 37,434,904,317.03 - Step 5: Solve for x
x = 37,434,904,317.03/263,322.98 - Step 6: Final answer
x = 142,163.45
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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.