Finding the Fourth Proportional to 843,158.51, 1,163,671.33 and 475,711.07
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Solution
The fourth proportional to 843,158.51, 1,163,671.33 and 475,711.07 is: 656,544.80
Step by Step Solution
- Step 1: Write the proportion equation
843,158.51 : 1,163,671.33 = 475,711.07 : x - Step 2: Convert to fraction form
843,158.51/1,163,671.33 = 475,711.07/x - Step 3: Cross multiply
843,158.51x = 1,163,671.33 × 475,711.07 - Step 4: Simplify right side
843,158.51x = 553,571,333,522.62 - Step 5: Solve for x
x = 553,571,333,522.62/843,158.51 - Step 6: Final answer
x = 656,544.80
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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.