Finding the Fourth Proportional to 369,563.82, 509,998.68 and 199,797.94
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Solution
The fourth proportional to 369,563.82, 509,998.68 and 199,797.94 is: 275,721.49
Step by Step Solution
- Step 1: Write the proportion equation
369,563.82 : 509,998.68 = 199,797.94 : x - Step 2: Convert to fraction form
369,563.82/509,998.68 = 199,797.94/x - Step 3: Cross multiply
369,563.82x = 509,998.68 × 199,797.94 - Step 4: Simplify right side
369,563.82x = 101,896,686,304.22 - Step 5: Solve for x
x = 101,896,686,304.22/369,563.82 - Step 6: Final answer
x = 275,721.49
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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.