Finding the Fourth Proportional to 729,745.50, 1,094,339.41 and 350,558.18
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Solution
The fourth proportional to 729,745.50, 1,094,339.41 and 350,558.18 is: 525,703.31
Step by Step Solution
- Step 1: Write the proportion equation
729,745.50 : 1,094,339.41 = 350,558.18 : x - Step 2: Convert to fraction form
729,745.50/1,094,339.41 = 350,558.18/x - Step 3: Cross multiply
729,745.50x = 1,094,339.41 × 350,558.18 - Step 4: Simplify right side
729,745.50x = 383,629,625,523.78 - Step 5: Solve for x
x = 383,629,625,523.78/729,745.50 - Step 6: Final answer
x = 525,703.31
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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.