Finding the Fourth Proportional to 344.23, 475.15 and 197.01
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Solution
The fourth proportional to 344.23, 475.15 and 197.01 is: 271.94
Step by Step Solution
- Step 1: Write the proportion equation
344.23 : 475.15 = 197.01 : x - Step 2: Convert to fraction form
344.23/475.15 = 197.01/x - Step 3: Cross multiply
344.23x = 475.15 × 197.01 - Step 4: Simplify right side
344.23x = 93,609.18 - Step 5: Solve for x
x = 93,609.18/344.23 - Step 6: Final answer
x = 271.94
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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.