Finding the Fourth Proportional to 341.14, 511.70 and 97.66
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Solution
The fourth proportional to 341.14, 511.70 and 97.66 is: 146.49
Step by Step Solution
- Step 1: Write the proportion equation
341.14 : 511.70 = 97.66 : x - Step 2: Convert to fraction form
341.14/511.70 = 97.66/x - Step 3: Cross multiply
341.14x = 511.70 × 97.66 - Step 4: Simplify right side
341.14x = 49,972.62 - Step 5: Solve for x
x = 49,972.62/341.14 - Step 6: Final answer
x = 146.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.