Finding the Third Proportional to 317,902.50 and 445,605.75
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Solution
The third proportional to 317,902.50 and 445,605.75 is: 624,608.12
Step by Step Solution
- Step 1: Write the proportion equation
317,902.50 : 445,605.75 = 445,605.75 : x - Step 2: Convert to fraction form
317,902.50/445,605.75 = 445,605.75/x - Step 3: Cross multiply
317,902.50x = 445,605.75 × 445,605.75 - Step 4: Simplify right side
317,902.50x = 198,564,484,433.06 - Step 5: Solve for x
x = 198,564,484,433.06/317,902.50 - Step 6: Final answer
x = 624,608.12
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.