Finding the Third Proportional to 515,067.75 and 757,710.75
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Solution
The third proportional to 515,067.75 and 757,710.75 is: 1,114,660.32
Step by Step Solution
- Step 1: Write the proportion equation
515,067.75 : 757,710.75 = 757,710.75 : x - Step 2: Convert to fraction form
515,067.75/757,710.75 = 757,710.75/x - Step 3: Cross multiply
515,067.75x = 757,710.75 × 757,710.75 - Step 4: Simplify right side
515,067.75x = 574,125,580,665.56 - Step 5: Solve for x
x = 574,125,580,665.56/515,067.75 - Step 6: Final answer
x = 1,114,660.32
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.