Finding the Fourth Proportional to 848,316.36, 1,272,441.30 and 287,350.84
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Solution
The fourth proportional to 848,316.36, 1,272,441.30 and 287,350.84 is: 431,015.00
Step by Step Solution
- Step 1: Write the proportion equation
848,316.36 : 1,272,441.30 = 287,350.84 : x - Step 2: Convert to fraction form
848,316.36/1,272,441.30 = 287,350.84/x - Step 3: Cross multiply
848,316.36x = 1,272,441.30 × 287,350.84 - Step 4: Simplify right side
848,316.36x = 365,637,076,405.69 - Step 5: Solve for x
x = 365,637,076,405.69/848,316.36 - Step 6: Final answer
x = 431,015.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.