Finding the Fourth Proportional to 207.06, 287.18 and 204.63
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Solution
The fourth proportional to 207.06, 287.18 and 204.63 is: 283.80
Step by Step Solution
- Step 1: Write the proportion equation
207.06 : 287.18 = 204.63 : x - Step 2: Convert to fraction form
207.06/287.18 = 204.63/x - Step 3: Cross multiply
207.06x = 287.18 × 204.63 - Step 4: Simplify right side
207.06x = 58,764.62 - Step 5: Solve for x
x = 58,764.62/207.06 - Step 6: Final answer
x = 283.80
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.