Finding the Fourth Proportional to 395,337.80, 593,006.70 and 111,027.80
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Solution
The fourth proportional to 395,337.80, 593,006.70 and 111,027.80 is: 166,541.70
Step by Step Solution
- Step 1: Write the proportion equation
395,337.80 : 593,006.70 = 111,027.80 : x - Step 2: Convert to fraction form
395,337.80/593,006.70 = 111,027.80/x - Step 3: Cross multiply
395,337.80x = 593,006.70 × 111,027.80 - Step 4: Simplify right side
395,337.80x = 65,840,229,286.26 - Step 5: Solve for x
x = 65,840,229,286.26/395,337.80 - Step 6: Final answer
x = 166,541.70
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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.