Finding the Fourth Proportional to 304,157.92, 419,740.67 and 168,201.09
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Solution
The fourth proportional to 304,157.92, 419,740.67 and 168,201.09 is: 232,119.02
Step by Step Solution
- Step 1: Write the proportion equation
304,157.92 : 419,740.67 = 168,201.09 : x - Step 2: Convert to fraction form
304,157.92/419,740.67 = 168,201.09/x - Step 3: Cross multiply
304,157.92x = 419,740.67 × 168,201.09 - Step 4: Simplify right side
304,157.92x = 70,600,837,685.70 - Step 5: Solve for x
x = 70,600,837,685.70/304,157.92 - Step 6: Final answer
x = 232,119.02
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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.