Finding the Fourth Proportional to 968,135.20, 1,452,202.80 and 548,231.20
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Solution
The fourth proportional to 968,135.20, 1,452,202.80 and 548,231.20 is: 822,346.80
Step by Step Solution
- Step 1: Write the proportion equation
968,135.20 : 1,452,202.80 = 548,231.20 : x - Step 2: Convert to fraction form
968,135.20/1,452,202.80 = 548,231.20/x - Step 3: Cross multiply
968,135.20x = 1,452,202.80 × 548,231.20 - Step 4: Simplify right side
968,135.20x = 796,142,883,687.36 - Step 5: Solve for x
x = 796,142,883,687.36/968,135.20 - Step 6: Final answer
x = 822,346.80
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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.