Finding the Fourth Proportional to 834,195.42, 1,150,076.36 and 662,682.68
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Solution
The fourth proportional to 834,195.42, 1,150,076.36 and 662,682.68 is: 913,617.68
Step by Step Solution
- Step 1: Write the proportion equation
834,195.42 : 1,150,076.36 = 662,682.68 : x - Step 2: Convert to fraction form
834,195.42/1,150,076.36 = 662,682.68/x - Step 3: Cross multiply
834,195.42x = 1,150,076.36 × 662,682.68 - Step 4: Simplify right side
834,195.42x = 762,135,684,449.45 - Step 5: Solve for x
x = 762,135,684,449.45/834,195.42 - Step 6: Final answer
x = 913,617.68
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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.