Finding the Fourth Proportional to 446.44, 616.44 and 359.68
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Solution
The fourth proportional to 446.44, 616.44 and 359.68 is: 496.64
Step by Step Solution
- Step 1: Write the proportion equation
446.44 : 616.44 = 359.68 : x - Step 2: Convert to fraction form
446.44/616.44 = 359.68/x - Step 3: Cross multiply
446.44x = 616.44 × 359.68 - Step 4: Simplify right side
446.44x = 221,721.14 - Step 5: Solve for x
x = 221,721.14/446.44 - Step 6: Final answer
x = 496.64
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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.