Finding the Fourth Proportional to 419,628.97, 629,505.99 and 149,736.07
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Solution
The fourth proportional to 419,628.97, 629,505.99 and 149,736.07 is: 224,626.41
Step by Step Solution
- Step 1: Write the proportion equation
419,628.97 : 629,505.99 = 149,736.07 : x - Step 2: Convert to fraction form
419,628.97/629,505.99 = 149,736.07/x - Step 3: Cross multiply
419,628.97x = 629,505.99 × 149,736.07 - Step 4: Simplify right side
419,628.97x = 94,259,749,836.53 - Step 5: Solve for x
x = 94,259,749,836.53/419,628.97 - Step 6: Final answer
x = 224,626.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.