Finding the Fourth Proportional to 263,068.19, 394,660.74 and 122,750.27
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Solution
The fourth proportional to 263,068.19, 394,660.74 and 122,750.27 is: 184,152.68
Step by Step Solution
- Step 1: Write the proportion equation
263,068.19 : 394,660.74 = 122,750.27 : x - Step 2: Convert to fraction form
263,068.19/394,660.74 = 122,750.27/x - Step 3: Cross multiply
263,068.19x = 394,660.74 × 122,750.27 - Step 4: Simplify right side
263,068.19x = 48,444,712,393.40 - Step 5: Solve for x
x = 48,444,712,393.40/263,068.19 - Step 6: Final answer
x = 184,152.68
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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.