Finding the Fourth Proportional to 481,570.36, 664,510.12 and 277,688.26
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Solution
The fourth proportional to 481,570.36, 664,510.12 and 277,688.26 is: 383,176.94
Step by Step Solution
- Step 1: Write the proportion equation
481,570.36 : 664,510.12 = 277,688.26 : x - Step 2: Convert to fraction form
481,570.36/664,510.12 = 277,688.26/x - Step 3: Cross multiply
481,570.36x = 664,510.12 × 277,688.26 - Step 4: Simplify right side
481,570.36x = 184,526,658,975.19 - Step 5: Solve for x
x = 184,526,658,975.19/481,570.36 - Step 6: Final answer
x = 383,176.94
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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.