Finding the Fourth Proportional to 297,539.80, 446,309.70 and 110,512.60
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Solution
The fourth proportional to 297,539.80, 446,309.70 and 110,512.60 is: 165,768.90
Step by Step Solution
- Step 1: Write the proportion equation
297,539.80 : 446,309.70 = 110,512.60 : x - Step 2: Convert to fraction form
297,539.80/446,309.70 = 110,512.60/x - Step 3: Cross multiply
297,539.80x = 446,309.70 × 110,512.60 - Step 4: Simplify right side
297,539.80x = 49,322,845,352.22 - Step 5: Solve for x
x = 49,322,845,352.22/297,539.80 - Step 6: Final answer
x = 165,768.90
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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.