Finding the Fourth Proportional to 304,219.05, 419,819.61 and 168,250.08
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Solution
The fourth proportional to 304,219.05, 419,819.61 and 168,250.08 is: 232,183.63
Step by Step Solution
- Step 1: Write the proportion equation
304,219.05 : 419,819.61 = 168,250.08 : x - Step 2: Convert to fraction form
304,219.05/419,819.61 = 168,250.08/x - Step 3: Cross multiply
304,219.05x = 419,819.61 × 168,250.08 - Step 4: Simplify right side
304,219.05x = 70,634,682,968.07 - Step 5: Solve for x
x = 70,634,682,968.07/304,219.05 - Step 6: Final answer
x = 232,183.63
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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.