Finding the Fourth Proportional to 235,292.63, 324,539.66 and 154,694.39
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Solution
The fourth proportional to 235,292.63, 324,539.66 and 154,694.39 is: 213,370.32
Step by Step Solution
- Step 1: Write the proportion equation
235,292.63 : 324,539.66 = 154,694.39 : x - Step 2: Convert to fraction form
235,292.63/324,539.66 = 154,694.39/x - Step 3: Cross multiply
235,292.63x = 324,539.66 × 154,694.39 - Step 4: Simplify right side
235,292.63x = 50,204,464,734.51 - Step 5: Solve for x
x = 50,204,464,734.51/235,292.63 - Step 6: Final answer
x = 213,370.32
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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.