Finding the Fourth Proportional to 299,982.94, 414,252.71 and 192,739.84
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Solution
The fourth proportional to 299,982.94, 414,252.71 and 192,739.84 is: 266,158.47
Step by Step Solution
- Step 1: Write the proportion equation
299,982.94 : 414,252.71 = 192,739.84 : x - Step 2: Convert to fraction form
299,982.94/414,252.71 = 192,739.84/x - Step 3: Cross multiply
299,982.94x = 414,252.71 × 192,739.84 - Step 4: Simplify right side
299,982.94x = 79,843,000,852.57 - Step 5: Solve for x
x = 79,843,000,852.57/299,982.94 - Step 6: Final answer
x = 266,158.47
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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.