Finding the Third Proportional to 221,372.44 and 489,259.97
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Solution
The third proportional to 221,372.44 and 489,259.97 is: 1,081,323.94
Step by Step Solution
- Step 1: Write the proportion equation
221,372.44 : 489,259.97 = 489,259.97 : x - Step 2: Convert to fraction form
221,372.44/489,259.97 = 489,259.97/x - Step 3: Cross multiply
221,372.44x = 489,259.97 × 489,259.97 - Step 4: Simplify right side
221,372.44x = 239,375,317,021.25 - Step 5: Solve for x
x = 239,375,317,021.25/221,372.44 - Step 6: Final answer
x = 1,081,323.94
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These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.