Finding the Third Proportional to 239,775.75 and 319,884.75
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Solution
The third proportional to 239,775.75 and 319,884.75 is: 426,758.14
Step by Step Solution
- Step 1: Write the proportion equation
239,775.75 : 319,884.75 = 319,884.75 : x - Step 2: Convert to fraction form
239,775.75/319,884.75 = 319,884.75/x - Step 3: Cross multiply
239,775.75x = 319,884.75 × 319,884.75 - Step 4: Simplify right side
239,775.75x = 102,326,253,282.56 - Step 5: Solve for x
x = 102,326,253,282.56/239,775.75 - Step 6: Final answer
x = 426,758.14
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.