Finding the Fourth Proportional to 358.08, 537.84 and 343.44
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Solution
The fourth proportional to 358.08, 537.84 and 343.44 is: 515.85
Step by Step Solution
- Step 1: Write the proportion equation
358.08 : 537.84 = 343.44 : x - Step 2: Convert to fraction form
358.08/537.84 = 343.44/x - Step 3: Cross multiply
358.08x = 537.84 × 343.44 - Step 4: Simplify right side
358.08x = 184,715.77 - Step 5: Solve for x
x = 184,715.77/358.08 - Step 6: Final answer
x = 515.85
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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.