Finding the Fourth Proportional to 244,596.80, 366,895.20 and 86,841.20
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Solution
The fourth proportional to 244,596.80, 366,895.20 and 86,841.20 is: 130,261.80
Step by Step Solution
- Step 1: Write the proportion equation
244,596.80 : 366,895.20 = 86,841.20 : x - Step 2: Convert to fraction form
244,596.80/366,895.20 = 86,841.20/x - Step 3: Cross multiply
244,596.80x = 366,895.20 × 86,841.20 - Step 4: Simplify right side
244,596.80x = 31,861,619,442.24 - Step 5: Solve for x
x = 31,861,619,442.24/244,596.80 - Step 6: Final answer
x = 130,261.80
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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.