Finding the Fourth Proportional to 299,685.87, 449,529.09 and 83,535.96
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Solution
The fourth proportional to 299,685.87, 449,529.09 and 83,535.96 is: 125,304.02
Step by Step Solution
- Step 1: Write the proportion equation
299,685.87 : 449,529.09 = 83,535.96 : x - Step 2: Convert to fraction form
299,685.87/449,529.09 = 83,535.96/x - Step 3: Cross multiply
299,685.87x = 449,529.09 × 83,535.96 - Step 4: Simplify right side
299,685.87x = 37,551,844,081.08 - Step 5: Solve for x
x = 37,551,844,081.08/299,685.87 - Step 6: Final answer
x = 125,304.02
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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.