Finding the Fourth Proportional to 446.99, 616.84 and 260.49
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Solution
The fourth proportional to 446.99, 616.84 and 260.49 is: 359.47
Step by Step Solution
- Step 1: Write the proportion equation
446.99 : 616.84 = 260.49 : x - Step 2: Convert to fraction form
446.99/616.84 = 260.49/x - Step 3: Cross multiply
446.99x = 616.84 × 260.49 - Step 4: Simplify right side
446.99x = 160,680.00 - Step 5: Solve for x
x = 160,680.00/446.99 - Step 6: Final answer
x = 359.47
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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.