Finding the Third Proportional to 211,389.75 and 327,381.75
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Solution
The third proportional to 211,389.75 and 327,381.75 is: 507,019.90
Step by Step Solution
- Step 1: Write the proportion equation
211,389.75 : 327,381.75 = 327,381.75 : x - Step 2: Convert to fraction form
211,389.75/327,381.75 = 327,381.75/x - Step 3: Cross multiply
211,389.75x = 327,381.75 × 327,381.75 - Step 4: Simplify right side
211,389.75x = 107,178,810,233.06 - Step 5: Solve for x
x = 107,178,810,233.06/211,389.75 - Step 6: Final answer
x = 507,019.90
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.