Finding the Fourth Proportional to 503,163.80, 754,745.70 and 335,202.20
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Solution
The fourth proportional to 503,163.80, 754,745.70 and 335,202.20 is: 502,803.30
Step by Step Solution
- Step 1: Write the proportion equation
503,163.80 : 754,745.70 = 335,202.20 : x - Step 2: Convert to fraction form
503,163.80/754,745.70 = 335,202.20/x - Step 3: Cross multiply
503,163.80x = 754,745.70 × 335,202.20 - Step 4: Simplify right side
503,163.80x = 252,992,419,080.54 - Step 5: Solve for x
x = 252,992,419,080.54/503,163.80 - Step 6: Final answer
x = 502,803.30
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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.