Finding the Third Proportional to 380,170.13 and 531,501.75
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Solution
The third proportional to 380,170.13 and 531,501.75 is: 743,072.88
Step by Step Solution
- Step 1: Write the proportion equation
380,170.13 : 531,501.75 = 531,501.75 : x - Step 2: Convert to fraction form
380,170.13/531,501.75 = 531,501.75/x - Step 3: Cross multiply
380,170.13x = 531,501.75 × 531,501.75 - Step 4: Simplify right side
380,170.13x = 282,494,110,253.06 - Step 5: Solve for x
x = 282,494,110,253.06/380,170.13 - Step 6: Final answer
x = 743,072.88
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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.