Finding the Fourth Proportional to 297,320.12, 410,302.04 and 161,354.09
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Solution
The fourth proportional to 297,320.12, 410,302.04 and 161,354.09 is: 222,668.79
Step by Step Solution
- Step 1: Write the proportion equation
297,320.12 : 410,302.04 = 161,354.09 : x - Step 2: Convert to fraction form
297,320.12/410,302.04 = 161,354.09/x - Step 3: Cross multiply
297,320.12x = 410,302.04 × 161,354.09 - Step 4: Simplify right side
297,320.12x = 66,203,910,237.83 - Step 5: Solve for x
x = 66,203,910,237.83/297,320.12 - Step 6: Final answer
x = 222,668.79
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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.