Finding the Fourth Proportional to 344.84, 475.81 and 197.44
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Solution
The fourth proportional to 344.84, 475.81 and 197.44 is: 272.43
Step by Step Solution
- Step 1: Write the proportion equation
344.84 : 475.81 = 197.44 : x - Step 2: Convert to fraction form
344.84/475.81 = 197.44/x - Step 3: Cross multiply
344.84x = 475.81 × 197.44 - Step 4: Simplify right side
344.84x = 93,942.24 - Step 5: Solve for x
x = 93,942.24/344.84 - Step 6: Final answer
x = 272.43
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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.