Finding the Fourth Proportional to 267.31, 368.99 and 201.97
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Solution
The fourth proportional to 267.31, 368.99 and 201.97 is: 278.80
Step by Step Solution
- Step 1: Write the proportion equation
267.31 : 368.99 = 201.97 : x - Step 2: Convert to fraction form
267.31/368.99 = 201.97/x - Step 3: Cross multiply
267.31x = 368.99 × 201.97 - Step 4: Simplify right side
267.31x = 74,524.91 - Step 5: Solve for x
x = 74,524.91/267.31 - Step 6: Final answer
x = 278.80
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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.