Finding the Third Proportional to 282,392.58 and 394,981.31
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Solution
The third proportional to 282,392.58 and 394,981.31 is: 552,458.70
Step by Step Solution
- Step 1: Write the proportion equation
282,392.58 : 394,981.31 = 394,981.31 : x - Step 2: Convert to fraction form
282,392.58/394,981.31 = 394,981.31/x - Step 3: Cross multiply
282,392.58x = 394,981.31 × 394,981.31 - Step 4: Simplify right side
282,392.58x = 156,010,237,224.22 - Step 5: Solve for x
x = 156,010,237,224.22/282,392.58 - Step 6: Final answer
x = 552,458.70
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.