Finding the Fourth Proportional to 422,355.62, 582,705.06 and 240,936.68
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Solution
The fourth proportional to 422,355.62, 582,705.06 and 240,936.68 is: 332,409.50
Step by Step Solution
- Step 1: Write the proportion equation
422,355.62 : 582,705.06 = 240,936.68 : x - Step 2: Convert to fraction form
422,355.62/582,705.06 = 240,936.68/x - Step 3: Cross multiply
422,355.62x = 582,705.06 × 240,936.68 - Step 4: Simplify right side
422,355.62x = 140,395,022,575.60 - Step 5: Solve for x
x = 140,395,022,575.60/422,355.62 - Step 6: Final answer
x = 332,409.50
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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.