Finding the Third Proportional to 320,397.75 and 682,206.75
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Solution
The third proportional to 320,397.75 and 682,206.75 is: 1,452,588.38
Step by Step Solution
- Step 1: Write the proportion equation
320,397.75 : 682,206.75 = 682,206.75 : x - Step 2: Convert to fraction form
320,397.75/682,206.75 = 682,206.75/x - Step 3: Cross multiply
320,397.75x = 682,206.75 × 682,206.75 - Step 4: Simplify right side
320,397.75x = 465,406,049,745.56 - Step 5: Solve for x
x = 465,406,049,745.56/320,397.75 - Step 6: Final answer
x = 1,452,588.38
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.