Finding the Fourth Proportional to 260,326.44, 390,549.60 and 110,571.48
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Solution
The fourth proportional to 260,326.44, 390,549.60 and 110,571.48 is: 165,882.68
Step by Step Solution
- Step 1: Write the proportion equation
260,326.44 : 390,549.60 = 110,571.48 : x - Step 2: Convert to fraction form
260,326.44/390,549.60 = 110,571.48/x - Step 3: Cross multiply
260,326.44x = 390,549.60 × 110,571.48 - Step 4: Simplify right side
260,326.44x = 43,183,647,285.41 - Step 5: Solve for x
x = 43,183,647,285.41/260,326.44 - Step 6: Final answer
x = 165,882.68
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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.