Finding the Fourth Proportional to 344, 516 and 173
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Solution
The fourth proportional to 344, 516 and 173 is: 259.50
Step by Step Solution
- Step 1: Write the proportion equation
344 : 516 = 173 : x - Step 2: Convert to fraction form
344/516 = 173/x - Step 3: Cross multiply
344x = 516 × 173 - Step 4: Simplify right side
344x = 89,268 - Step 5: Solve for x
x = 89,268/344 - Step 6: Final answer
x = 259.50
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1.5x scale
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.