Finding the Fourth Proportional to 232,840.40, 349,260.60 and 106,480.40
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Solution
The fourth proportional to 232,840.40, 349,260.60 and 106,480.40 is: 159,720.60
Step by Step Solution
- Step 1: Write the proportion equation
232,840.40 : 349,260.60 = 106,480.40 : x - Step 2: Convert to fraction form
232,840.40/349,260.60 = 106,480.40/x - Step 3: Cross multiply
232,840.40x = 349,260.60 × 106,480.40 - Step 4: Simplify right side
232,840.40x = 37,189,408,392.24 - Step 5: Solve for x
x = 37,189,408,392.24/232,840.40 - Step 6: Final answer
x = 159,720.60
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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.