Finding the Fourth Proportional to 299,603.14, 449,491.11 and 133,352.26
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Solution
The fourth proportional to 299,603.14, 449,491.11 and 133,352.26 is: 200,066.85
Step by Step Solution
- Step 1: Write the proportion equation
299,603.14 : 449,491.11 = 133,352.26 : x - Step 2: Convert to fraction form
299,603.14/449,491.11 = 133,352.26/x - Step 3: Cross multiply
299,603.14x = 449,491.11 × 133,352.26 - Step 4: Simplify right side
299,603.14x = 59,940,655,368.41 - Step 5: Solve for x
x = 59,940,655,368.41/299,603.14 - Step 6: Final answer
x = 200,066.85
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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.