Finding the Fourth Proportional to 448,121.25, 618,399.99 and 244,174.59
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Solution
The fourth proportional to 448,121.25, 618,399.99 and 244,174.59 is: 336,956.94
Step by Step Solution
- Step 1: Write the proportion equation
448,121.25 : 618,399.99 = 244,174.59 : x - Step 2: Convert to fraction form
448,121.25/618,399.99 = 244,174.59/x - Step 3: Cross multiply
448,121.25x = 618,399.99 × 244,174.59 - Step 4: Simplify right side
448,121.25x = 150,997,564,014.25 - Step 5: Solve for x
x = 150,997,564,014.25/448,121.25 - Step 6: Final answer
x = 336,956.94
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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.