Finding the Fourth Proportional to 304,361.40, 420,153.24 and 181,896.99
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Solution
The fourth proportional to 304,361.40, 420,153.24 and 181,896.99 is: 251,098.23
Step by Step Solution
- Step 1: Write the proportion equation
304,361.40 : 420,153.24 = 181,896.99 : x - Step 2: Convert to fraction form
304,361.40/420,153.24 = 181,896.99/x - Step 3: Cross multiply
304,361.40x = 420,153.24 × 181,896.99 - Step 4: Simplify right side
304,361.40x = 76,424,609,694.75 - Step 5: Solve for x
x = 76,424,609,694.75/304,361.40 - Step 6: Final answer
x = 251,098.23
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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.