Finding the Fourth Proportional to 297,491.94, 410,536.62 and 161,523.32
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Solution
The fourth proportional to 297,491.94, 410,536.62 and 161,523.32 is: 222,900.95
Step by Step Solution
- Step 1: Write the proportion equation
297,491.94 : 410,536.62 = 161,523.32 : x - Step 2: Convert to fraction form
297,491.94/410,536.62 = 161,523.32/x - Step 3: Cross multiply
297,491.94x = 410,536.62 × 161,523.32 - Step 4: Simplify right side
297,491.94x = 66,311,235,791.30 - Step 5: Solve for x
x = 66,311,235,791.30/297,491.94 - Step 6: Final answer
x = 222,900.95
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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.