Finding the Fourth Proportional to 264,197.80, 395,620.08 and 145,737.46
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Solution
The fourth proportional to 264,197.80, 395,620.08 and 145,737.46 is: 218,232.95
Step by Step Solution
- Step 1: Write the proportion equation
264,197.80 : 395,620.08 = 145,737.46 : x - Step 2: Convert to fraction form
264,197.80/395,620.08 = 145,737.46/x - Step 3: Cross multiply
264,197.80x = 395,620.08 × 145,737.46 - Step 4: Simplify right side
264,197.80x = 57,656,665,584.20 - Step 5: Solve for x
x = 57,656,665,584.20/264,197.80 - Step 6: Final answer
x = 218,232.95
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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.