Finding the Fourth Proportional to 263,153.41, 394,669.67 and 73,627.08
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Solution
The fourth proportional to 263,153.41, 394,669.67 and 73,627.08 is: 110,423.70
Step by Step Solution
- Step 1: Write the proportion equation
263,153.41 : 394,669.67 = 73,627.08 : x - Step 2: Convert to fraction form
263,153.41/394,669.67 = 73,627.08/x - Step 3: Cross multiply
263,153.41x = 394,669.67 × 73,627.08 - Step 4: Simplify right side
263,153.41x = 29,058,373,518.52 - Step 5: Solve for x
x = 29,058,373,518.52/263,153.41 - Step 6: Final answer
x = 110,423.70
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1.5x scale
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.