Finding the Fourth Proportional to 441.79, 608.44 and 341.84
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Solution
The fourth proportional to 441.79, 608.44 and 341.84 is: 470.79
Step by Step Solution
- Step 1: Write the proportion equation
441.79 : 608.44 = 341.84 : x - Step 2: Convert to fraction form
441.79/608.44 = 341.84/x - Step 3: Cross multiply
441.79x = 608.44 × 341.84 - Step 4: Simplify right side
441.79x = 207,989.13 - Step 5: Solve for x
x = 207,989.13/441.79 - Step 6: Final answer
x = 470.79
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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.