Finding the Fourth Proportional to 539,515.65, 809,361.36 and 202,582.38
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Solution
The fourth proportional to 539,515.65, 809,361.36 and 202,582.38 is: 303,906.57
Step by Step Solution
- Step 1: Write the proportion equation
539,515.65 : 809,361.36 = 202,582.38 : x - Step 2: Convert to fraction form
539,515.65/809,361.36 = 202,582.38/x - Step 3: Cross multiply
539,515.65x = 809,361.36 × 202,582.38 - Step 4: Simplify right side
539,515.65x = 163,962,350,588.84 - Step 5: Solve for x
x = 163,962,350,588.84/539,515.65 - Step 6: Final answer
x = 303,906.57
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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.