Finding the Third Proportional to 489,759.75 and 717,872.63
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Solution
The third proportional to 489,759.75 and 717,872.63 is: 1,052,232.46
Step by Step Solution
- Step 1: Write the proportion equation
489,759.75 : 717,872.63 = 717,872.63 : x - Step 2: Convert to fraction form
489,759.75/717,872.63 = 717,872.63/x - Step 3: Cross multiply
489,759.75x = 717,872.63 × 717,872.63 - Step 4: Simplify right side
489,759.75x = 515,341,105,724.39 - Step 5: Solve for x
x = 515,341,105,724.39/489,759.75 - Step 6: Final answer
x = 1,052,232.46
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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.