Finding the Fourth Proportional to 949,816.57, 1,424,991.21 and 381,596.68
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Solution
The fourth proportional to 949,816.57, 1,424,991.21 and 381,596.68 is: 572,502.03
Step by Step Solution
- Step 1: Write the proportion equation
949,816.57 : 1,424,991.21 = 381,596.68 : x - Step 2: Convert to fraction form
949,816.57/1,424,991.21 = 381,596.68/x - Step 3: Cross multiply
949,816.57x = 1,424,991.21 × 381,596.68 - Step 4: Simplify right side
949,816.57x = 543,771,914,765.18 - Step 5: Solve for x
x = 543,771,914,765.18/949,816.57 - Step 6: Final answer
x = 572,502.03
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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.