Finding the Fourth Proportional to 365,029.70, 503,735.64 and 203,887.09
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Solution
The fourth proportional to 365,029.70, 503,735.64 and 203,887.09 is: 281,361.20
Step by Step Solution
- Step 1: Write the proportion equation
365,029.70 : 503,735.64 = 203,887.09 : x - Step 2: Convert to fraction form
365,029.70/503,735.64 = 203,887.09/x - Step 3: Cross multiply
365,029.70x = 503,735.64 × 203,887.09 - Step 4: Simplify right side
365,029.70x = 102,705,193,768.89 - Step 5: Solve for x
x = 102,705,193,768.89/365,029.70 - Step 6: Final answer
x = 281,361.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.