Finding the Fourth Proportional to 554,882.97, 765,739.26 and 300,234.09
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Solution
The fourth proportional to 554,882.97, 765,739.26 and 300,234.09 is: 414,323.46
Step by Step Solution
- Step 1: Write the proportion equation
554,882.97 : 765,739.26 = 300,234.09 : x - Step 2: Convert to fraction form
554,882.97/765,739.26 = 300,234.09/x - Step 3: Cross multiply
554,882.97x = 765,739.26 × 300,234.09 - Step 4: Simplify right side
554,882.97x = 229,901,029,903.37 - Step 5: Solve for x
x = 229,901,029,903.37/554,882.97 - Step 6: Final answer
x = 414,323.46
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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.