Finding the Third Proportional to 307,806.75 and 658,190.81
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Solution
The third proportional to 307,806.75 and 658,190.81 is: 1,407,425.75
Step by Step Solution
- Step 1: Write the proportion equation
307,806.75 : 658,190.81 = 658,190.81 : x - Step 2: Convert to fraction form
307,806.75/658,190.81 = 658,190.81/x - Step 3: Cross multiply
307,806.75x = 658,190.81 × 658,190.81 - Step 4: Simplify right side
307,806.75x = 433,215,145,659.41 - Step 5: Solve for x
x = 433,215,145,659.41/307,806.75 - Step 6: Final answer
x = 1,407,425.75
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.