Finding the Fourth Proportional to 949,816.07, 1,424,990.46 and 381,596.18
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Solution
The fourth proportional to 949,816.07, 1,424,990.46 and 381,596.18 is: 572,501.28
Step by Step Solution
- Step 1: Write the proportion equation
949,816.07 : 1,424,990.46 = 381,596.18 : x - Step 2: Convert to fraction form
949,816.07/1,424,990.46 = 381,596.18/x - Step 3: Cross multiply
949,816.07x = 1,424,990.46 × 381,596.18 - Step 4: Simplify right side
949,816.07x = 543,770,916,072.44 - Step 5: Solve for x
x = 543,770,916,072.44/949,816.07 - Step 6: Final answer
x = 572,501.28
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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.