Finding the Fourth Proportional to 498,629.80, 746,891.70 and 330,230.80
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Solution
The fourth proportional to 498,629.80, 746,891.70 and 330,230.80 is: 494,648.82
Step by Step Solution
- Step 1: Write the proportion equation
498,629.80 : 746,891.70 = 330,230.80 : x - Step 2: Convert to fraction form
498,629.80/746,891.70 = 330,230.80/x - Step 3: Cross multiply
498,629.80x = 746,891.70 × 330,230.80 - Step 4: Simplify right side
498,629.80x = 246,646,643,604.36 - Step 5: Solve for x
x = 246,646,643,604.36/498,629.80 - Step 6: Final answer
x = 494,648.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.