Finding the Fourth Proportional to 227,939.20, 341,908.80 and 201,695.20
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Solution
The fourth proportional to 227,939.20, 341,908.80 and 201,695.20 is: 302,542.80
Step by Step Solution
- Step 1: Write the proportion equation
227,939.20 : 341,908.80 = 201,695.20 : x - Step 2: Convert to fraction form
227,939.20/341,908.80 = 201,695.20/x - Step 3: Cross multiply
227,939.20x = 341,908.80 × 201,695.20 - Step 4: Simplify right side
227,939.20x = 68,961,363,797.76 - Step 5: Solve for x
x = 68,961,363,797.76/227,939.20 - Step 6: Final answer
x = 302,542.80
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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.