Finding the Third Proportional to 344,481.75 and 489,930.75
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Solution
The third proportional to 344,481.75 and 489,930.75 is: 696,792.04
Step by Step Solution
- Step 1: Write the proportion equation
344,481.75 : 489,930.75 = 489,930.75 : x - Step 2: Convert to fraction form
344,481.75/489,930.75 = 489,930.75/x - Step 3: Cross multiply
344,481.75x = 489,930.75 × 489,930.75 - Step 4: Simplify right side
344,481.75x = 240,032,139,795.56 - Step 5: Solve for x
x = 240,032,139,795.56/344,481.75 - Step 6: Final answer
x = 696,792.04
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.