Finding the Fourth Proportional to 449,541.24, 620,356.37 and 245,593.23
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Solution
The fourth proportional to 449,541.24, 620,356.37 and 245,593.23 is: 338,912.90
Step by Step Solution
- Step 1: Write the proportion equation
449,541.24 : 620,356.37 = 245,593.23 : x - Step 2: Convert to fraction form
449,541.24/620,356.37 = 245,593.23/x - Step 3: Cross multiply
449,541.24x = 620,356.37 × 245,593.23 - Step 4: Simplify right side
449,541.24x = 152,355,323,431.41 - Step 5: Solve for x
x = 152,355,323,431.41/449,541.24 - Step 6: Final answer
x = 338,912.90
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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.