Finding the Fourth Proportional to 331,197.80, 496,796.70 and 331,197.80
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Solution
The fourth proportional to 331,197.80, 496,796.70 and 331,197.80 is: 496,796.70
Step by Step Solution
- Step 1: Write the proportion equation
331,197.80 : 496,796.70 = 331,197.80 : x - Step 2: Convert to fraction form
331,197.80/496,796.70 = 331,197.80/x - Step 3: Cross multiply
331,197.80x = 496,796.70 × 331,197.80 - Step 4: Simplify right side
331,197.80x = 164,537,974,087.26 - Step 5: Solve for x
x = 164,537,974,087.26/331,197.80 - Step 6: Final answer
x = 496,796.70
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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.