Finding the Third Proportional to 264,912.75 and 378,330.75
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Solution
The third proportional to 264,912.75 and 378,330.75 is: 540,306.79
Step by Step Solution
- Step 1: Write the proportion equation
264,912.75 : 378,330.75 = 378,330.75 : x - Step 2: Convert to fraction form
264,912.75/378,330.75 = 378,330.75/x - Step 3: Cross multiply
264,912.75x = 378,330.75 × 378,330.75 - Step 4: Simplify right side
264,912.75x = 143,134,156,395.56 - Step 5: Solve for x
x = 143,134,156,395.56/264,912.75 - Step 6: Final answer
x = 540,306.79
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.