Finding the Third Proportional to 260,992.13 and 396,955.69
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Solution
The third proportional to 260,992.13 and 396,955.69 is: 603,749.32
Step by Step Solution
- Step 1: Write the proportion equation
260,992.13 : 396,955.69 = 396,955.69 : x - Step 2: Convert to fraction form
260,992.13/396,955.69 = 396,955.69/x - Step 3: Cross multiply
260,992.13x = 396,955.69 × 396,955.69 - Step 4: Simplify right side
260,992.13x = 157,573,817,838.60 - Step 5: Solve for x
x = 157,573,817,838.60/260,992.13 - Step 6: Final answer
x = 603,749.32
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.