Finding the Fourth Proportional to 326,639.97, 450,751.41 and 183,406.05
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Solution
The fourth proportional to 326,639.97, 450,751.41 and 183,406.05 is: 253,093.75
Step by Step Solution
- Step 1: Write the proportion equation
326,639.97 : 450,751.41 = 183,406.05 : x - Step 2: Convert to fraction form
326,639.97/450,751.41 = 183,406.05/x - Step 3: Cross multiply
326,639.97x = 450,751.41 × 183,406.05 - Step 4: Simplify right side
326,639.97x = 82,670,535,640.03 - Step 5: Solve for x
x = 82,670,535,640.03/326,639.97 - Step 6: Final answer
x = 253,093.75
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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.