Finding the Fourth Proportional to 848,131.97, 1,170,407.07 and 466,158.65
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Solution
The fourth proportional to 848,131.97, 1,170,407.07 and 466,158.65 is: 643,290.66
Step by Step Solution
- Step 1: Write the proportion equation
848,131.97 : 1,170,407.07 = 466,158.65 : x - Step 2: Convert to fraction form
848,131.97/1,170,407.07 = 466,158.65/x - Step 3: Cross multiply
848,131.97x = 1,170,407.07 × 466,158.65 - Step 4: Simplify right side
848,131.97x = 545,595,373,849.62 - Step 5: Solve for x
x = 545,595,373,849.62/848,131.97 - Step 6: Final answer
x = 643,290.66
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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.