Finding the Fourth Proportional to 848,741.97, 1,171,278.11 and 486,197.45
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Solution
The fourth proportional to 848,741.97, 1,171,278.11 and 486,197.45 is: 670,960.61
Step by Step Solution
- Step 1: Write the proportion equation
848,741.97 : 1,171,278.11 = 486,197.45 : x - Step 2: Convert to fraction form
848,741.97/1,171,278.11 = 486,197.45/x - Step 3: Cross multiply
848,741.97x = 1,171,278.11 × 486,197.45 - Step 4: Simplify right side
848,741.97x = 569,472,425,681.92 - Step 5: Solve for x
x = 569,472,425,681.92/848,741.97 - Step 6: Final answer
x = 670,960.61
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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.