Finding the Fourth Proportional to 263,576.64, 394,774.36 and 158,177.84
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Solution
The fourth proportional to 263,576.64, 394,774.36 and 158,177.84 is: 236,912.33
Step by Step Solution
- Step 1: Write the proportion equation
263,576.64 : 394,774.36 = 158,177.84 : x - Step 2: Convert to fraction form
263,576.64/394,774.36 = 158,177.84/x - Step 3: Cross multiply
263,576.64x = 394,774.36 × 158,177.84 - Step 4: Simplify right side
263,576.64x = 62,444,555,552.18 - Step 5: Solve for x
x = 62,444,555,552.18/263,576.64 - Step 6: Final answer
x = 236,912.33
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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.