Finding the Fourth Proportional to 299,724.36, 449,763.84 and 110,317.75
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Solution
The fourth proportional to 299,724.36, 449,763.84 and 110,317.75 is: 165,541.88
Step by Step Solution
- Step 1: Write the proportion equation
299,724.36 : 449,763.84 = 110,317.75 : x - Step 2: Convert to fraction form
299,724.36/449,763.84 = 110,317.75/x - Step 3: Cross multiply
299,724.36x = 449,763.84 × 110,317.75 - Step 4: Simplify right side
299,724.36x = 49,616,934,860.16 - Step 5: Solve for x
x = 49,616,934,860.16/299,724.36 - Step 6: Final answer
x = 165,541.88
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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.