Finding the Fourth Proportional to 354,168.06, 488,765.10 and 201,232.17
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Solution
The fourth proportional to 354,168.06, 488,765.10 and 201,232.17 is: 277,707.88
Step by Step Solution
- Step 1: Write the proportion equation
354,168.06 : 488,765.10 = 201,232.17 : x - Step 2: Convert to fraction form
354,168.06/488,765.10 = 201,232.17/x - Step 3: Cross multiply
354,168.06x = 488,765.10 × 201,232.17 - Step 4: Simplify right side
354,168.06x = 98,355,261,693.27 - Step 5: Solve for x
x = 98,355,261,693.27/354,168.06 - Step 6: Final answer
x = 277,707.88
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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.