Finding the Fourth Proportional to 862,977.74, 1,294,258.98 and 263,944.08
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Solution
The fourth proportional to 862,977.74, 1,294,258.98 and 263,944.08 is: 395,852.62
Step by Step Solution
- Step 1: Write the proportion equation
862,977.74 : 1,294,258.98 = 263,944.08 : x - Step 2: Convert to fraction form
862,977.74/1,294,258.98 = 263,944.08/x - Step 3: Cross multiply
862,977.74x = 1,294,258.98 × 263,944.08 - Step 4: Simplify right side
862,977.74x = 341,611,995,757.84 - Step 5: Solve for x
x = 341,611,995,757.84/862,977.74 - Step 6: Final answer
x = 395,852.62
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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.