Finding the Fourth Proportional to 539,474.56, 809,299.44 and 202,541.68
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Solution
The fourth proportional to 539,474.56, 809,299.44 and 202,541.68 is: 303,845.41
Step by Step Solution
- Step 1: Write the proportion equation
539,474.56 : 809,299.44 = 202,541.68 : x - Step 2: Convert to fraction form
539,474.56/809,299.44 = 202,541.68/x - Step 3: Cross multiply
539,474.56x = 809,299.44 × 202,541.68 - Step 4: Simplify right side
539,474.56x = 163,916,868,200.66 - Step 5: Solve for x
x = 163,916,868,200.66/539,474.56 - Step 6: Final answer
x = 303,845.41
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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.