Finding the Fourth Proportional to 321,969.74, 444,319.93 and 201,181.12
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Solution
The fourth proportional to 321,969.74, 444,319.93 and 201,181.12 is: 277,631.00
Step by Step Solution
- Step 1: Write the proportion equation
321,969.74 : 444,319.93 = 201,181.12 : x - Step 2: Convert to fraction form
321,969.74/444,319.93 = 201,181.12/x - Step 3: Cross multiply
321,969.74x = 444,319.93 × 201,181.12 - Step 4: Simplify right side
321,969.74x = 89,388,780,296.40 - Step 5: Solve for x
x = 89,388,780,296.40/321,969.74 - Step 6: Final answer
x = 277,631.00
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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.