Finding the Fourth Proportional to 341.13, 511.70 and 84.63
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Solution
The fourth proportional to 341.13, 511.70 and 84.63 is: 126.95
Step by Step Solution
- Step 1: Write the proportion equation
341.13 : 511.70 = 84.63 : x - Step 2: Convert to fraction form
341.13/511.70 = 84.63/x - Step 3: Cross multiply
341.13x = 511.70 × 84.63 - Step 4: Simplify right side
341.13x = 43,305.17 - Step 5: Solve for x
x = 43,305.17/341.13 - Step 6: Final answer
x = 126.95
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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.