Finding the Fourth Proportional to 449,504.84, 674,355.74 and 169,022.09
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Solution
The fourth proportional to 449,504.84, 674,355.74 and 169,022.09 is: 253,570.16
Step by Step Solution
- Step 1: Write the proportion equation
449,504.84 : 674,355.74 = 169,022.09 : x - Step 2: Convert to fraction form
449,504.84/674,355.74 = 169,022.09/x - Step 3: Cross multiply
449,504.84x = 674,355.74 × 169,022.09 - Step 4: Simplify right side
449,504.84x = 113,981,012,361.41 - Step 5: Solve for x
x = 113,981,012,361.41/449,504.84 - Step 6: Final answer
x = 253,570.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.