Finding the Third Proportional to 313,859.81 and 683,769.09
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Solution
The third proportional to 313,859.81 and 683,769.09 is: 1,489,646.51
Step by Step Solution
- Step 1: Write the proportion equation
313,859.81 : 683,769.09 = 683,769.09 : x - Step 2: Convert to fraction form
313,859.81/683,769.09 = 683,769.09/x - Step 3: Cross multiply
313,859.81x = 683,769.09 × 683,769.09 - Step 4: Simplify right side
313,859.81x = 467,540,173,567.70 - Step 5: Solve for x
x = 467,540,173,567.70/313,859.81 - Step 6: Final answer
x = 1,489,646.51
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.