Finding the Fourth Proportional to 848,480.77, 1,272,387.63 and 308,608.88
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Solution
The fourth proportional to 848,480.77, 1,272,387.63 and 308,608.88 is: 462,792.02
Step by Step Solution
- Step 1: Write the proportion equation
848,480.77 : 1,272,387.63 = 308,608.88 : x - Step 2: Convert to fraction form
848,480.77/1,272,387.63 = 308,608.88/x - Step 3: Cross multiply
848,480.77x = 1,272,387.63 × 308,608.88 - Step 4: Simplify right side
848,480.77x = 392,670,128,144.13 - Step 5: Solve for x
x = 392,670,128,144.13/848,480.77 - Step 6: Final answer
x = 462,792.02
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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.