Finding the Fourth Proportional to 508,982.38, 702,635.09 and 294,080.92
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Solution
The fourth proportional to 508,982.38, 702,635.09 and 294,080.92 is: 405,969.99
Step by Step Solution
- Step 1: Write the proportion equation
508,982.38 : 702,635.09 = 294,080.92 : x - Step 2: Convert to fraction form
508,982.38/702,635.09 = 294,080.92/x - Step 3: Cross multiply
508,982.38x = 702,635.09 × 294,080.92 - Step 4: Simplify right side
508,982.38x = 206,631,570,464.49 - Step 5: Solve for x
x = 206,631,570,464.49/508,982.38 - Step 6: Final answer
x = 405,969.99
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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.