Finding the Fourth Proportional to 177,470.20, 266,205.30 and 170,471.80
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Solution
The fourth proportional to 177,470.20, 266,205.30 and 170,471.80 is: 255,707.70
Step by Step Solution
- Step 1: Write the proportion equation
177,470.20 : 266,205.30 = 170,471.80 : x - Step 2: Convert to fraction form
177,470.20/266,205.30 = 170,471.80/x - Step 3: Cross multiply
177,470.20x = 266,205.30 × 170,471.80 - Step 4: Simplify right side
177,470.20x = 45,380,496,660.54 - Step 5: Solve for x
x = 45,380,496,660.54/177,470.20 - Step 6: Final answer
x = 255,707.70
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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.