Finding the Fourth Proportional to 833,242.80, 1,149,869.34 and 451,260.84
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Solution
The fourth proportional to 833,242.80, 1,149,869.34 and 451,260.84 is: 622,736.86
Step by Step Solution
- Step 1: Write the proportion equation
833,242.80 : 1,149,869.34 = 451,260.84 : x - Step 2: Convert to fraction form
833,242.80/1,149,869.34 = 451,260.84/x - Step 3: Cross multiply
833,242.80x = 1,149,869.34 × 451,260.84 - Step 4: Simplify right side
833,242.80x = 518,891,004,258.65 - Step 5: Solve for x
x = 518,891,004,258.65/833,242.80 - Step 6: Final answer
x = 622,736.86
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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.