Finding the Fourth Proportional to 299,509.30, 449,480.72 and 117,166.99
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Solution
The fourth proportional to 299,509.30, 449,480.72 and 117,166.99 is: 175,835.29
Step by Step Solution
- Step 1: Write the proportion equation
299,509.30 : 449,480.72 = 117,166.99 : x - Step 2: Convert to fraction form
299,509.30/449,480.72 = 117,166.99/x - Step 3: Cross multiply
299,509.30x = 449,480.72 × 117,166.99 - Step 4: Simplify right side
299,509.30x = 52,664,304,604.14 - Step 5: Solve for x
x = 52,664,304,604.14/299,509.30 - Step 6: Final answer
x = 175,835.29
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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.