Finding the Fourth Proportional to 824,107.44, 1,235,906.85 and 291,505.98
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Solution
The fourth proportional to 824,107.44, 1,235,906.85 and 291,505.98 is: 437,169.01
Step by Step Solution
- Step 1: Write the proportion equation
824,107.44 : 1,235,906.85 = 291,505.98 : x - Step 2: Convert to fraction form
824,107.44/1,235,906.85 = 291,505.98/x - Step 3: Cross multiply
824,107.44x = 1,235,906.85 × 291,505.98 - Step 4: Simplify right side
824,107.44x = 360,274,237,497.96 - Step 5: Solve for x
x = 360,274,237,497.96/824,107.44 - Step 6: Final answer
x = 437,169.01
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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.