Finding the Third Proportional to 156.94 and 334.13
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Solution
The third proportional to 156.94 and 334.13 is: 711.36
Step by Step Solution
- Step 1: Write the proportion equation
156.94 : 334.13 = 334.13 : x - Step 2: Convert to fraction form
156.94/334.13 = 334.13/x - Step 3: Cross multiply
156.94x = 334.13 × 334.13 - Step 4: Simplify right side
156.94x = 111,639.52 - Step 5: Solve for x
x = 111,639.52/156.94 - Step 6: Final answer
x = 711.36
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.