Finding the Fourth Proportional to 845,750.94, 1,268,630.66 and 214,664.96
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Solution
The fourth proportional to 845,750.94, 1,268,630.66 and 214,664.96 is: 321,998.51
Step by Step Solution
- Step 1: Write the proportion equation
845,750.94 : 1,268,630.66 = 214,664.96 : x - Step 2: Convert to fraction form
845,750.94/1,268,630.66 = 214,664.96/x - Step 3: Cross multiply
845,750.94x = 1,268,630.66 × 214,664.96 - Step 4: Simplify right side
845,750.94x = 272,330,544,077.18 - Step 5: Solve for x
x = 272,330,544,077.18/845,750.94 - Step 6: Final answer
x = 321,998.51
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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.