Finding the Fourth Proportional to 539,673.09, 809,361.86 and 202,687.67
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Solution
The fourth proportional to 539,673.09, 809,361.86 and 202,687.67 is: 303,976.01
Step by Step Solution
- Step 1: Write the proportion equation
539,673.09 : 809,361.86 = 202,687.67 : x - Step 2: Convert to fraction form
539,673.09/809,361.86 = 202,687.67/x - Step 3: Cross multiply
539,673.09x = 809,361.86 × 202,687.67 - Step 4: Simplify right side
539,673.09x = 164,047,670,600.23 - Step 5: Solve for x
x = 164,047,670,600.23/539,673.09 - Step 6: Final answer
x = 303,976.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.