Finding the Fourth Proportional to 751,764.63, 1,036,431.61 and 597,228.78
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Solution
The fourth proportional to 751,764.63, 1,036,431.61 and 597,228.78 is: 823,378.44
Step by Step Solution
- Step 1: Write the proportion equation
751,764.63 : 1,036,431.61 = 597,228.78 : x - Step 2: Convert to fraction form
751,764.63/1,036,431.61 = 597,228.78/x - Step 3: Cross multiply
751,764.63x = 1,036,431.61 × 597,228.78 - Step 4: Simplify right side
751,764.63x = 618,986,785,993.74 - Step 5: Solve for x
x = 618,986,785,993.74/751,764.63 - Step 6: Final answer
x = 823,378.44
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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.