Finding the Fourth Proportional to 299,602.14, 449,489.61 and 133,351.26
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Solution
The fourth proportional to 299,602.14, 449,489.61 and 133,351.26 is: 200,065.35
Step by Step Solution
- Step 1: Write the proportion equation
299,602.14 : 449,489.61 = 133,351.26 : x - Step 2: Convert to fraction form
299,602.14/449,489.61 = 133,351.26/x - Step 3: Cross multiply
299,602.14x = 449,489.61 × 133,351.26 - Step 4: Simplify right side
299,602.14x = 59,940,005,850.41 - Step 5: Solve for x
x = 59,940,005,850.41/299,602.14 - Step 6: Final answer
x = 200,065.35
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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.