Finding the Fourth Proportional to 734,821.44, 1,101,205.80 and 397,134.24
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Solution
The fourth proportional to 734,821.44, 1,101,205.80 and 397,134.24 is: 595,146.66
Step by Step Solution
- Step 1: Write the proportion equation
734,821.44 : 1,101,205.80 = 397,134.24 : x - Step 2: Convert to fraction form
734,821.44/1,101,205.80 = 397,134.24/x - Step 3: Cross multiply
734,821.44x = 1,101,205.80 × 397,134.24 - Step 4: Simplify right side
734,821.44x = 437,326,528,466.59 - Step 5: Solve for x
x = 437,326,528,466.59/734,821.44 - Step 6: Final answer
x = 595,146.66
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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.