Finding the Fourth Proportional to 204,592.80, 306,370.80 and 163,120.80
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Solution
The fourth proportional to 204,592.80, 306,370.80 and 163,120.80 is: 244,267.88
Step by Step Solution
- Step 1: Write the proportion equation
204,592.80 : 306,370.80 = 163,120.80 : x - Step 2: Convert to fraction form
204,592.80/306,370.80 = 163,120.80/x - Step 3: Cross multiply
204,592.80x = 306,370.80 × 163,120.80 - Step 4: Simplify right side
204,592.80x = 49,975,449,992.64 - Step 5: Solve for x
x = 49,975,449,992.64/204,592.80 - Step 6: Final answer
x = 244,267.88
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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.