Finding the Fourth Proportional to 848,128.35, 1,170,426.18 and 460,943.80
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Solution
The fourth proportional to 848,128.35, 1,170,426.18 and 460,943.80 is: 636,107.37
Step by Step Solution
- Step 1: Write the proportion equation
848,128.35 : 1,170,426.18 = 460,943.80 : x - Step 2: Convert to fraction form
848,128.35/1,170,426.18 = 460,943.80/x - Step 3: Cross multiply
848,128.35x = 1,170,426.18 × 460,943.80 - Step 4: Simplify right side
848,128.35x = 539,500,691,028.68 - Step 5: Solve for x
x = 539,500,691,028.68/848,128.35 - Step 6: Final answer
x = 636,107.37
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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.