Finding the Fourth Proportional to 447,938.44, 618,155.08 and 246,734.44
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Solution
The fourth proportional to 447,938.44, 618,155.08 and 246,734.44 is: 340,493.54
Step by Step Solution
- Step 1: Write the proportion equation
447,938.44 : 618,155.08 = 246,734.44 : x - Step 2: Convert to fraction form
447,938.44/618,155.08 = 246,734.44/x - Step 3: Cross multiply
447,938.44x = 618,155.08 × 246,734.44 - Step 4: Simplify right side
447,938.44x = 152,520,145,334.73 - Step 5: Solve for x
x = 152,520,145,334.73/447,938.44 - Step 6: Final answer
x = 340,493.54
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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.