Finding the Fourth Proportional to 576.84, 796.05 and 344.10
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Solution
The fourth proportional to 576.84, 796.05 and 344.10 is: 474.86
Step by Step Solution
- Step 1: Write the proportion equation
576.84 : 796.05 = 344.10 : x - Step 2: Convert to fraction form
576.84/796.05 = 344.10/x - Step 3: Cross multiply
576.84x = 796.05 × 344.10 - Step 4: Simplify right side
576.84x = 273,920.81 - Step 5: Solve for x
x = 273,920.81/576.84 - Step 6: Final answer
x = 474.86
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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.