Finding the Fourth Proportional to 222,310.44, 306,759.84 and 126,811.44
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Solution
The fourth proportional to 222,310.44, 306,759.84 and 126,811.44 is: 174,983.49
Step by Step Solution
- Step 1: Write the proportion equation
222,310.44 : 306,759.84 = 126,811.44 : x - Step 2: Convert to fraction form
222,310.44/306,759.84 = 126,811.44/x - Step 3: Cross multiply
222,310.44x = 306,759.84 × 126,811.44 - Step 4: Simplify right side
222,310.44x = 38,900,657,044.57 - Step 5: Solve for x
x = 38,900,657,044.57/222,310.44 - Step 6: Final answer
x = 174,983.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.