Finding the Fourth Proportional to 255,173.19, 352,201.50 and 197,698.83
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Solution
The fourth proportional to 255,173.19, 352,201.50 and 197,698.83 is: 272,872.81
Step by Step Solution
- Step 1: Write the proportion equation
255,173.19 : 352,201.50 = 197,698.83 : x - Step 2: Convert to fraction form
255,173.19/352,201.50 = 197,698.83/x - Step 3: Cross multiply
255,173.19x = 352,201.50 × 197,698.83 - Step 4: Simplify right side
255,173.19x = 69,629,824,474.25 - Step 5: Solve for x
x = 69,629,824,474.25/255,173.19 - Step 6: Final answer
x = 272,872.81
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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.