Finding the Fourth Proportional to 833,080.64, 1,149,656.79 and 451,107.41
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Solution
The fourth proportional to 833,080.64, 1,149,656.79 and 451,107.41 is: 622,531.20
Step by Step Solution
- Step 1: Write the proportion equation
833,080.64 : 1,149,656.79 = 451,107.41 : x - Step 2: Convert to fraction form
833,080.64/1,149,656.79 = 451,107.41/x - Step 3: Cross multiply
833,080.64x = 1,149,656.79 × 451,107.41 - Step 4: Simplify right side
833,080.64x = 518,618,691,177.53 - Step 5: Solve for x
x = 518,618,691,177.53/833,080.64 - Step 6: Final answer
x = 622,531.20
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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.