Finding the Fourth Proportional to 204.63, 306.53 and 170.28
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Solution
The fourth proportional to 204.63, 306.53 and 170.28 is: 255.08
Step by Step Solution
- Step 1: Write the proportion equation
204.63 : 306.53 = 170.28 : x - Step 2: Convert to fraction form
204.63/306.53 = 170.28/x - Step 3: Cross multiply
204.63x = 306.53 × 170.28 - Step 4: Simplify right side
204.63x = 52,195.81 - Step 5: Solve for x
x = 52,195.81/204.63 - Step 6: Final answer
x = 255.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.