Finding the Fourth Proportional to 577,163.93, 796,470.94 and 322,517.21
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Solution
The fourth proportional to 577,163.93, 796,470.94 and 322,517.21 is: 445,065.21
Step by Step Solution
- Step 1: Write the proportion equation
577,163.93 : 796,470.94 = 322,517.21 : x - Step 2: Convert to fraction form
577,163.93/796,470.94 = 322,517.21/x - Step 3: Cross multiply
577,163.93x = 796,470.94 × 322,517.21 - Step 4: Simplify right side
577,163.93x = 256,875,585,414.88 - Step 5: Solve for x
x = 256,875,585,414.88/577,163.93 - Step 6: Final answer
x = 445,065.21
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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.