Finding the Fourth Proportional to 341.62, 512.07 and 219.93
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Solution
The fourth proportional to 341.62, 512.07 and 219.93 is: 329.66
Step by Step Solution
- Step 1: Write the proportion equation
341.62 : 512.07 = 219.93 : x - Step 2: Convert to fraction form
341.62/512.07 = 219.93/x - Step 3: Cross multiply
341.62x = 512.07 × 219.93 - Step 4: Simplify right side
341.62x = 112,616.99 - Step 5: Solve for x
x = 112,616.99/341.62 - Step 6: Final answer
x = 329.66
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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.