Finding the Fourth Proportional to 957,969.74, 1,436,537.36 and 274,705.62
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Solution
The fourth proportional to 957,969.74, 1,436,537.36 and 274,705.62 is: 411,938.78
Step by Step Solution
- Step 1: Write the proportion equation
957,969.74 : 1,436,537.36 = 274,705.62 : x - Step 2: Convert to fraction form
957,969.74/1,436,537.36 = 274,705.62/x - Step 3: Cross multiply
957,969.74x = 1,436,537.36 × 274,705.62 - Step 4: Simplify right side
957,969.74x = 394,624,886,131.96 - Step 5: Solve for x
x = 394,624,886,131.96/957,969.74 - Step 6: Final answer
x = 411,938.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.