Finding the Fourth Proportional to 341.88, 471.78 and 201.99
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Solution
The fourth proportional to 341.88, 471.78 and 201.99 is: 278.74
Step by Step Solution
- Step 1: Write the proportion equation
341.88 : 471.78 = 201.99 : x - Step 2: Convert to fraction form
341.88/471.78 = 201.99/x - Step 3: Cross multiply
341.88x = 471.78 × 201.99 - Step 4: Simplify right side
341.88x = 95,294.84 - Step 5: Solve for x
x = 95,294.84/341.88 - Step 6: Final answer
x = 278.74
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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.