Finding the Fourth Proportional to 263,658.68, 395,425.29 and 113,816.98
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Solution
The fourth proportional to 263,658.68, 395,425.29 and 113,816.98 is: 170,698.39
Step by Step Solution
- Step 1: Write the proportion equation
263,658.68 : 395,425.29 = 113,816.98 : x - Step 2: Convert to fraction form
263,658.68/395,425.29 = 113,816.98/x - Step 3: Cross multiply
263,658.68x = 395,425.29 × 113,816.98 - Step 4: Simplify right side
263,658.68x = 45,006,113,244.52 - Step 5: Solve for x
x = 45,006,113,244.52/263,658.68 - Step 6: Final answer
x = 170,698.39
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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.