Finding the Fourth Proportional to 262,750.80, 394,417.80 and 163,023.60
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Solution
The fourth proportional to 262,750.80, 394,417.80 and 163,023.60 is: 244,716.32
Step by Step Solution
- Step 1: Write the proportion equation
262,750.80 : 394,417.80 = 163,023.60 : x - Step 2: Convert to fraction form
262,750.80/394,417.80 = 163,023.60/x - Step 3: Cross multiply
262,750.80x = 394,417.80 × 163,023.60 - Step 4: Simplify right side
262,750.80x = 64,299,409,660.08 - Step 5: Solve for x
x = 64,299,409,660.08/262,750.80 - Step 6: Final answer
x = 244,716.32
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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.