Finding the Third Proportional to 158,427.75 and 329,960.25
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Solution
The third proportional to 158,427.75 and 329,960.25 is: 687,213.99
Step by Step Solution
- Step 1: Write the proportion equation
158,427.75 : 329,960.25 = 329,960.25 : x - Step 2: Convert to fraction form
158,427.75/329,960.25 = 329,960.25/x - Step 3: Cross multiply
158,427.75x = 329,960.25 × 329,960.25 - Step 4: Simplify right side
158,427.75x = 108,873,766,580.06 - Step 5: Solve for x
x = 108,873,766,580.06/158,427.75 - Step 6: Final answer
x = 687,213.99
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.