Finding the Fourth Proportional to 496,976.99, 685,809.99 and 303,708.13
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Solution
The fourth proportional to 496,976.99, 685,809.99 and 303,708.13 is: 419,106.06
Step by Step Solution
- Step 1: Write the proportion equation
496,976.99 : 685,809.99 = 303,708.13 : x - Step 2: Convert to fraction form
496,976.99/685,809.99 = 303,708.13/x - Step 3: Cross multiply
496,976.99x = 685,809.99 × 303,708.13 - Step 4: Simplify right side
496,976.99x = 208,286,067,883.69 - Step 5: Solve for x
x = 208,286,067,883.69/496,976.99 - Step 6: Final answer
x = 419,106.06
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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.