Finding the Fourth Proportional to 338,730.81, 467,414.83 and 195,536.99
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Solution
The fourth proportional to 338,730.81, 467,414.83 and 195,536.99 is: 269,821.59
Step by Step Solution
- Step 1: Write the proportion equation
338,730.81 : 467,414.83 = 195,536.99 : x - Step 2: Convert to fraction form
338,730.81/467,414.83 = 195,536.99/x - Step 3: Cross multiply
338,730.81x = 467,414.83 × 195,536.99 - Step 4: Simplify right side
338,730.81x = 91,396,885,624.80 - Step 5: Solve for x
x = 91,396,885,624.80/338,730.81 - Step 6: Final answer
x = 269,821.59
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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.