Finding the Fourth Proportional to 398,832.22, 598,361.36 and 162,344.62
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Solution
The fourth proportional to 398,832.22, 598,361.36 and 162,344.62 is: 243,562.94
Step by Step Solution
- Step 1: Write the proportion equation
398,832.22 : 598,361.36 = 162,344.62 : x - Step 2: Convert to fraction form
398,832.22/598,361.36 = 162,344.62/x - Step 3: Cross multiply
398,832.22x = 598,361.36 × 162,344.62 - Step 4: Simplify right side
398,832.22x = 97,140,747,611.88 - Step 5: Solve for x
x = 97,140,747,611.88/398,832.22 - Step 6: Final answer
x = 243,562.94
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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.