Finding the Fourth Proportional to 802,245.86, 1,202,968.14 and 262,431.68
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Solution
The fourth proportional to 802,245.86, 1,202,968.14 and 262,431.68 is: 393,516.46
Step by Step Solution
- Step 1: Write the proportion equation
802,245.86 : 1,202,968.14 = 262,431.68 : x - Step 2: Convert to fraction form
802,245.86/1,202,968.14 = 262,431.68/x - Step 3: Cross multiply
802,245.86x = 1,202,968.14 × 262,431.68 - Step 4: Simplify right side
802,245.86x = 315,696,949,966.68 - Step 5: Solve for x
x = 315,696,949,966.68/802,245.86 - Step 6: Final answer
x = 393,516.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.