Finding the Fourth Proportional to 264,549.44, 396,959.84 and 129,610.94
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Solution
The fourth proportional to 264,549.44, 396,959.84 and 129,610.94 is: 194,482.87
Step by Step Solution
- Step 1: Write the proportion equation
264,549.44 : 396,959.84 = 129,610.94 : x - Step 2: Convert to fraction form
264,549.44/396,959.84 = 129,610.94/x - Step 3: Cross multiply
264,549.44x = 396,959.84 × 129,610.94 - Step 4: Simplify right side
264,549.44x = 51,450,335,857.84 - Step 5: Solve for x
x = 51,450,335,857.84/264,549.44 - Step 6: Final answer
x = 194,482.87
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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.