Finding the Fourth Proportional to 311,022.15, 466,607.25 and 100,660.08
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Solution
The fourth proportional to 311,022.15, 466,607.25 and 100,660.08 is: 151,014.09
Step by Step Solution
- Step 1: Write the proportion equation
311,022.15 : 466,607.25 = 100,660.08 : x - Step 2: Convert to fraction form
311,022.15/466,607.25 = 100,660.08/x - Step 3: Cross multiply
311,022.15x = 466,607.25 × 100,660.08 - Step 4: Simplify right side
311,022.15x = 46,968,724,863.36 - Step 5: Solve for x
x = 46,968,724,863.36/311,022.15 - Step 6: Final answer
x = 151,014.09
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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.