Finding the Third Proportional to 215,523.75 and 326,277.75
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Solution
The third proportional to 215,523.75 and 326,277.75 is: 493,946.35
Step by Step Solution
- Step 1: Write the proportion equation
215,523.75 : 326,277.75 = 326,277.75 : x - Step 2: Convert to fraction form
215,523.75/326,277.75 = 326,277.75/x - Step 3: Cross multiply
215,523.75x = 326,277.75 × 326,277.75 - Step 4: Simplify right side
215,523.75x = 106,457,170,145.06 - Step 5: Solve for x
x = 106,457,170,145.06/215,523.75 - Step 6: Final answer
x = 493,946.35
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.