Finding the Fourth Proportional to 265,057.21, 397,583.94 and 107,283.39
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Solution
The fourth proportional to 265,057.21, 397,583.94 and 107,283.39 is: 160,924.32
Step by Step Solution
- Step 1: Write the proportion equation
265,057.21 : 397,583.94 = 107,283.39 : x - Step 2: Convert to fraction form
265,057.21/397,583.94 = 107,283.39/x - Step 3: Cross multiply
265,057.21x = 397,583.94 × 107,283.39 - Step 4: Simplify right side
265,057.21x = 42,654,151,804.13 - Step 5: Solve for x
x = 42,654,151,804.13/265,057.21 - Step 6: Final answer
x = 160,924.32
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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.