Finding the Fourth Proportional to 440,193.60, 607,481.88 and 246,609.68
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Solution
The fourth proportional to 440,193.60, 607,481.88 and 246,609.68 is: 340,329.60
Step by Step Solution
- Step 1: Write the proportion equation
440,193.60 : 607,481.88 = 246,609.68 : x - Step 2: Convert to fraction form
440,193.60/607,481.88 = 246,609.68/x - Step 3: Cross multiply
440,193.60x = 607,481.88 × 246,609.68 - Step 4: Simplify right side
440,193.60x = 149,810,912,032.60 - Step 5: Solve for x
x = 149,810,912,032.60/440,193.60 - Step 6: Final answer
x = 340,329.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.