Finding the Fourth Proportional to 244,378.79, 366,338.34 and 131,890.44
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Solution
The fourth proportional to 244,378.79, 366,338.34 and 131,890.44 is: 197,711.62
Step by Step Solution
- Step 1: Write the proportion equation
244,378.79 : 366,338.34 = 131,890.44 : x - Step 2: Convert to fraction form
244,378.79/366,338.34 = 131,890.44/x - Step 3: Cross multiply
244,378.79x = 366,338.34 × 131,890.44 - Step 4: Simplify right side
244,378.79x = 48,316,524,851.47 - Step 5: Solve for x
x = 48,316,524,851.47/244,378.79 - Step 6: Final answer
x = 197,711.62
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1.5x scale
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.