Finding the Fourth Proportional to 263,166.80, 394,750.20 and 245,541.20
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Solution
The fourth proportional to 263,166.80, 394,750.20 and 245,541.20 is: 368,311.80
Step by Step Solution
- Step 1: Write the proportion equation
263,166.80 : 394,750.20 = 245,541.20 : x - Step 2: Convert to fraction form
263,166.80/394,750.20 = 245,541.20/x - Step 3: Cross multiply
263,166.80x = 394,750.20 × 245,541.20 - Step 4: Simplify right side
263,166.80x = 96,927,437,808.24 - Step 5: Solve for x
x = 96,927,437,808.24/263,166.80 - Step 6: Final answer
x = 368,311.80
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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.