Finding the Fourth Proportional to 215,469.99, 322,902.32 and 170,292.65
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Solution
The fourth proportional to 215,469.99, 322,902.32 and 170,292.65 is: 255,199.76
Step by Step Solution
- Step 1: Write the proportion equation
215,469.99 : 322,902.32 = 170,292.65 : x - Step 2: Convert to fraction form
215,469.99/322,902.32 = 170,292.65/x - Step 3: Cross multiply
215,469.99x = 322,902.32 × 170,292.65 - Step 4: Simplify right side
215,469.99x = 54,987,889,297.97 - Step 5: Solve for x
x = 54,987,889,297.97/215,469.99 - Step 6: Final answer
x = 255,199.76
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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.