Finding the Fourth Proportional to 336,991.38, 464,995.24 and 193,724.65
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Solution
The fourth proportional to 336,991.38, 464,995.24 and 193,724.65 is: 267,309.63
Step by Step Solution
- Step 1: Write the proportion equation
336,991.38 : 464,995.24 = 193,724.65 : x - Step 2: Convert to fraction form
336,991.38/464,995.24 = 193,724.65/x - Step 3: Cross multiply
336,991.38x = 464,995.24 × 193,724.65 - Step 4: Simplify right side
336,991.38x = 90,081,040,120.67 - Step 5: Solve for x
x = 90,081,040,120.67/336,991.38 - Step 6: Final answer
x = 267,309.63
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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.