Finding the Fourth Proportional to 297,286.50, 410,253.29 and 161,316.99
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Solution
The fourth proportional to 297,286.50, 410,253.29 and 161,316.99 is: 222,616.31
Step by Step Solution
- Step 1: Write the proportion equation
297,286.50 : 410,253.29 = 161,316.99 : x - Step 2: Convert to fraction form
297,286.50/410,253.29 = 161,316.99/x - Step 3: Cross multiply
297,286.50x = 410,253.29 × 161,316.99 - Step 4: Simplify right side
297,286.50x = 66,180,823,022.55 - Step 5: Solve for x
x = 66,180,823,022.55/297,286.50 - Step 6: Final answer
x = 222,616.31
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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.