Finding the Fourth Proportional to 994,998.51, 1,373,134.65 and 565,351.41
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Solution
The fourth proportional to 994,998.51, 1,373,134.65 and 565,351.41 is: 780,205.80
Step by Step Solution
- Step 1: Write the proportion equation
994,998.51 : 1,373,134.65 = 565,351.41 : x - Step 2: Convert to fraction form
994,998.51/1,373,134.65 = 565,351.41/x - Step 3: Cross multiply
994,998.51x = 1,373,134.65 × 565,351.41 - Step 4: Simplify right side
994,998.51x = 776,303,610,497.36 - Step 5: Solve for x
x = 776,303,610,497.36/994,998.51 - Step 6: Final answer
x = 780,205.80
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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.