Finding the Fourth Proportional to 338,908.36, 467,698.26 and 185,943.70
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Solution
The fourth proportional to 338,908.36, 467,698.26 and 185,943.70 is: 256,604.90
Step by Step Solution
- Step 1: Write the proportion equation
338,908.36 : 467,698.26 = 185,943.70 : x - Step 2: Convert to fraction form
338,908.36/467,698.26 = 185,943.70/x - Step 3: Cross multiply
338,908.36x = 467,698.26 × 185,943.70 - Step 4: Simplify right side
338,908.36x = 86,965,544,947.96 - Step 5: Solve for x
x = 86,965,544,947.96/338,908.36 - Step 6: Final answer
x = 256,604.90
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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.