Finding the Fourth Proportional to 297,696.58, 410,819.58 and 161,729.44
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Solution
The fourth proportional to 297,696.58, 410,819.58 and 161,729.44 is: 223,185.70
Step by Step Solution
- Step 1: Write the proportion equation
297,696.58 : 410,819.58 = 161,729.44 : x - Step 2: Convert to fraction form
297,696.58/410,819.58 = 161,729.44/x - Step 3: Cross multiply
297,696.58x = 410,819.58 × 161,729.44 - Step 4: Simplify right side
297,696.58x = 66,441,620,614.44 - Step 5: Solve for x
x = 66,441,620,614.44/297,696.58 - Step 6: Final answer
x = 223,185.70
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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.