Finding the Fourth Proportional to 395,760.99, 593,635.17 and 125,885.22
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Solution
The fourth proportional to 395,760.99, 593,635.17 and 125,885.22 is: 188,825.82
Step by Step Solution
- Step 1: Write the proportion equation
395,760.99 : 593,635.17 = 125,885.22 : x - Step 2: Convert to fraction form
395,760.99/593,635.17 = 125,885.22/x - Step 3: Cross multiply
395,760.99x = 593,635.17 × 125,885.22 - Step 4: Simplify right side
395,760.99x = 74,729,893,975.19 - Step 5: Solve for x
x = 74,729,893,975.19/395,760.99 - Step 6: Final answer
x = 188,825.82
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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.