Finding the Third Proportional to 160 and 354
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Solution
The third proportional to 160 and 354 is: 783.23
Step by Step Solution
- Step 1: Write the proportion equation
160 : 354 = 354 : x - Step 2: Convert to fraction form
160/354 = 354/x - Step 3: Cross multiply
160x = 354 × 354 - Step 4: Simplify right side
160x = 125,316 - Step 5: Solve for x
x = 125,316/160 - Step 6: Final answer
x = 783.23
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.