Finding the Fourth Proportional to 513,795.48, 770,163.48 and 214,450.26
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Solution
The fourth proportional to 513,795.48, 770,163.48 and 214,450.26 is: 321,454.28
Step by Step Solution
- Step 1: Write the proportion equation
513,795.48 : 770,163.48 = 214,450.26 : x - Step 2: Convert to fraction form
513,795.48/770,163.48 = 214,450.26/x - Step 3: Cross multiply
513,795.48x = 770,163.48 × 214,450.26 - Step 4: Simplify right side
513,795.48x = 165,161,758,528.51 - Step 5: Solve for x
x = 165,161,758,528.51/513,795.48 - Step 6: Final answer
x = 321,454.28
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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.