Finding the Fourth Proportional to 450,911.41, 622,232.94 and 246,922.75
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Solution
The fourth proportional to 450,911.41, 622,232.94 and 246,922.75 is: 340,739.81
Step by Step Solution
- Step 1: Write the proportion equation
450,911.41 : 622,232.94 = 246,922.75 : x - Step 2: Convert to fraction form
450,911.41/622,232.94 = 246,922.75/x - Step 3: Cross multiply
450,911.41x = 622,232.94 × 246,922.75 - Step 4: Simplify right side
450,911.41x = 153,643,467,944.64 - Step 5: Solve for x
x = 153,643,467,944.64/450,911.41 - Step 6: Final answer
x = 340,739.81
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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.