Finding the Fourth Proportional to 833,102.88, 1,149,682.58 and 451,129.96
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Solution
The fourth proportional to 833,102.88, 1,149,682.58 and 451,129.96 is: 622,559.67
Step by Step Solution
- Step 1: Write the proportion equation
833,102.88 : 1,149,682.58 = 451,129.96 : x - Step 2: Convert to fraction form
833,102.88/1,149,682.58 = 451,129.96/x - Step 3: Cross multiply
833,102.88x = 1,149,682.58 × 451,129.96 - Step 4: Simplify right side
833,102.88x = 518,656,256,328.10 - Step 5: Solve for x
x = 518,656,256,328.10/833,102.88 - Step 6: Final answer
x = 622,559.67
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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.