Finding the Fourth Proportional to 440,361.84, 660,541.60 and 124,821.52
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Solution
The fourth proportional to 440,361.84, 660,541.60 and 124,821.52 is: 187,231.95
Step by Step Solution
- Step 1: Write the proportion equation
440,361.84 : 660,541.60 = 124,821.52 : x - Step 2: Convert to fraction form
440,361.84/660,541.60 = 124,821.52/x - Step 3: Cross multiply
440,361.84x = 660,541.60 × 124,821.52 - Step 4: Simplify right side
440,361.84x = 82,449,806,535.23 - Step 5: Solve for x
x = 82,449,806,535.23/440,361.84 - Step 6: Final answer
x = 187,231.95
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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.