Finding the Fourth Proportional to 438,558.62, 605,204.37 and 244,969.02
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Solution
The fourth proportional to 438,558.62, 605,204.37 and 244,969.02 is: 338,053.61
Step by Step Solution
- Step 1: Write the proportion equation
438,558.62 : 605,204.37 = 244,969.02 : x - Step 2: Convert to fraction form
438,558.62/605,204.37 = 244,969.02/x - Step 3: Cross multiply
438,558.62x = 605,204.37 × 244,969.02 - Step 4: Simplify right side
438,558.62x = 148,256,321,418.62 - Step 5: Solve for x
x = 148,256,321,418.62/438,558.62 - Step 6: Final answer
x = 338,053.61
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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.