Finding the Fourth Proportional to 419,610.99, 629,420.84 and 335,903.26
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Solution
The fourth proportional to 419,610.99, 629,420.84 and 335,903.26 is: 503,858.37
Step by Step Solution
- Step 1: Write the proportion equation
419,610.99 : 629,420.84 = 335,903.26 : x - Step 2: Convert to fraction form
419,610.99/629,420.84 = 335,903.26/x - Step 3: Cross multiply
419,610.99x = 629,420.84 × 335,903.26 - Step 4: Simplify right side
419,610.99x = 211,424,508,920.83 - Step 5: Solve for x
x = 211,424,508,920.83/419,610.99 - Step 6: Final answer
x = 503,858.37
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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.