Finding the Fourth Proportional to 297,604.48, 410,695.35 and 161,640.69
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Solution
The fourth proportional to 297,604.48, 410,695.35 and 161,640.69 is: 223,064.79
Step by Step Solution
- Step 1: Write the proportion equation
297,604.48 : 410,695.35 = 161,640.69 : x - Step 2: Convert to fraction form
297,604.48/410,695.35 = 161,640.69/x - Step 3: Cross multiply
297,604.48x = 410,695.35 × 161,640.69 - Step 4: Simplify right side
297,604.48x = 66,385,079,753.79 - Step 5: Solve for x
x = 66,385,079,753.79/297,604.48 - Step 6: Final answer
x = 223,064.79
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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.