Finding the Fourth Proportional to 300,664.10, 414,923.16 and 171,599.99
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Solution
The fourth proportional to 300,664.10, 414,923.16 and 171,599.99 is: 236,811.81
Step by Step Solution
- Step 1: Write the proportion equation
300,664.10 : 414,923.16 = 171,599.99 : x - Step 2: Convert to fraction form
300,664.10/414,923.16 = 171,599.99/x - Step 3: Cross multiply
300,664.10x = 414,923.16 × 171,599.99 - Step 4: Simplify right side
300,664.10x = 71,200,810,106.77 - Step 5: Solve for x
x = 71,200,810,106.77/300,664.10 - Step 6: Final answer
x = 236,811.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.