Finding the Fourth Proportional to 207,236.80, 310,336.80 and 165,764.80
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Solution
The fourth proportional to 207,236.80, 310,336.80 and 165,764.80 is: 248,232.54
Step by Step Solution
- Step 1: Write the proportion equation
207,236.80 : 310,336.80 = 165,764.80 : x - Step 2: Convert to fraction form
207,236.80/310,336.80 = 165,764.80/x - Step 3: Cross multiply
207,236.80x = 310,336.80 × 165,764.80 - Step 4: Simplify right side
207,236.80x = 51,442,917,584.64 - Step 5: Solve for x
x = 51,442,917,584.64/207,236.80 - Step 6: Final answer
x = 248,232.54
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1.5x scale
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.