Finding the Third Proportional to 392,311.75 and 606,211.75
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Solution
The third proportional to 392,311.75 and 606,211.75 is: 936,736.37
Step by Step Solution
- Step 1: Write the proportion equation
392,311.75 : 606,211.75 = 606,211.75 : x - Step 2: Convert to fraction form
392,311.75/606,211.75 = 606,211.75/x - Step 3: Cross multiply
392,311.75x = 606,211.75 × 606,211.75 - Step 4: Simplify right side
392,311.75x = 367,492,685,838.06 - Step 5: Solve for x
x = 367,492,685,838.06/392,311.75 - Step 6: Final answer
x = 936,736.37
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.