Finding the Fourth Proportional to 203,462.20, 305,193.30 and 170,219.80
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Solution
The fourth proportional to 203,462.20, 305,193.30 and 170,219.80 is: 255,329.70
Step by Step Solution
- Step 1: Write the proportion equation
203,462.20 : 305,193.30 = 170,219.80 : x - Step 2: Convert to fraction form
203,462.20/305,193.30 = 170,219.80/x - Step 3: Cross multiply
203,462.20x = 305,193.30 × 170,219.80 - Step 4: Simplify right side
203,462.20x = 51,949,942,487.34 - Step 5: Solve for x
x = 51,949,942,487.34/203,462.20 - Step 6: Final answer
x = 255,329.70
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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.