Finding the Fourth Proportional to 338,626.99, 467,305.91 and 187,723.99
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Solution
The fourth proportional to 338,626.99, 467,305.91 and 187,723.99 is: 259,059.47
Step by Step Solution
- Step 1: Write the proportion equation
338,626.99 : 467,305.91 = 187,723.99 : x - Step 2: Convert to fraction form
338,626.99/467,305.91 = 187,723.99/x - Step 3: Cross multiply
338,626.99x = 467,305.91 × 187,723.99 - Step 4: Simplify right side
338,626.99x = 87,724,529,975.78 - Step 5: Solve for x
x = 87,724,529,975.78/338,626.99 - Step 6: Final answer
x = 259,059.47
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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.