Finding the Fourth Proportional to 417,837.29, 576,622.40 and 226,850.63
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Solution
The fourth proportional to 417,837.29, 576,622.40 and 226,850.63 is: 313,057.63
Step by Step Solution
- Step 1: Write the proportion equation
417,837.29 : 576,622.40 = 226,850.63 : x - Step 2: Convert to fraction form
417,837.29/576,622.40 = 226,850.63/x - Step 3: Cross multiply
417,837.29x = 576,622.40 × 226,850.63 - Step 4: Simplify right side
417,837.29x = 130,807,150,694.75 - Step 5: Solve for x
x = 130,807,150,694.75/417,837.29 - Step 6: Final answer
x = 313,057.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.