Finding the Fourth Proportional to 299,739.66, 449,786.70 and 110,332.97
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Solution
The fourth proportional to 299,739.66, 449,786.70 and 110,332.97 is: 165,564.68
Step by Step Solution
- Step 1: Write the proportion equation
299,739.66 : 449,786.70 = 110,332.97 : x - Step 2: Convert to fraction form
299,739.66/449,786.70 = 110,332.97/x - Step 3: Cross multiply
299,739.66x = 449,786.70 × 110,332.97 - Step 4: Simplify right side
299,739.66x = 49,626,300,228.57 - Step 5: Solve for x
x = 49,626,300,228.57/299,739.66 - Step 6: Final answer
x = 165,564.68
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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.