Finding the Fourth Proportional to 344.50, 475.44 and 197.14
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Solution
The fourth proportional to 344.50, 475.44 and 197.14 is: 272.07
Step by Step Solution
- Step 1: Write the proportion equation
344.50 : 475.44 = 197.14 : x - Step 2: Convert to fraction form
344.50/475.44 = 197.14/x - Step 3: Cross multiply
344.50x = 475.44 × 197.14 - Step 4: Simplify right side
344.50x = 93,728.24 - Step 5: Solve for x
x = 93,728.24/344.50 - Step 6: Final answer
x = 272.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.