Finding the Fourth Proportional to 251,218.36, 345,668.41 and 245,239.65
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Solution
The fourth proportional to 251,218.36, 345,668.41 and 245,239.65 is: 337,441.90
Step by Step Solution
- Step 1: Write the proportion equation
251,218.36 : 345,668.41 = 245,239.65 : x - Step 2: Convert to fraction form
251,218.36/345,668.41 = 245,239.65/x - Step 3: Cross multiply
251,218.36x = 345,668.41 × 245,239.65 - Step 4: Simplify right side
251,218.36x = 84,771,600,191.01 - Step 5: Solve for x
x = 84,771,600,191.01/251,218.36 - Step 6: Final answer
x = 337,441.90
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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.