Finding the Fourth Proportional to 358.97, 539.08 and 353.84
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Solution
The fourth proportional to 358.97, 539.08 and 353.84 is: 531.37
Step by Step Solution
- Step 1: Write the proportion equation
358.97 : 539.08 = 353.84 : x - Step 2: Convert to fraction form
358.97/539.08 = 353.84/x - Step 3: Cross multiply
358.97x = 539.08 × 353.84 - Step 4: Simplify right side
358.97x = 190,744.49 - Step 5: Solve for x
x = 190,744.49/358.97 - Step 6: Final answer
x = 531.37
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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.