Finding the Fourth Proportional to 297,337.19, 410,328.39 and 161,372.31
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Solution
The fourth proportional to 297,337.19, 410,328.39 and 161,372.31 is: 222,695.45
Step by Step Solution
- Step 1: Write the proportion equation
297,337.19 : 410,328.39 = 161,372.31 : x - Step 2: Convert to fraction form
297,337.19/410,328.39 = 161,372.31/x - Step 3: Cross multiply
297,337.19x = 410,328.39 × 161,372.31 - Step 4: Simplify right side
297,337.19x = 66,215,640,234.99 - Step 5: Solve for x
x = 66,215,640,234.99/297,337.19 - Step 6: Final answer
x = 222,695.45
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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.