Finding the Fourth Proportional to 539,382.99, 809,571.42 and 273,332.01
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Solution
The fourth proportional to 539,382.99, 809,571.42 and 273,332.01 is: 410,249.84
Step by Step Solution
- Step 1: Write the proportion equation
539,382.99 : 809,571.42 = 273,332.01 : x - Step 2: Convert to fraction form
539,382.99/809,571.42 = 273,332.01/x - Step 3: Cross multiply
539,382.99x = 809,571.42 × 273,332.01 - Step 4: Simplify right side
539,382.99x = 221,281,783,467.15 - Step 5: Solve for x
x = 221,281,783,467.15/539,382.99 - Step 6: Final answer
x = 410,249.84
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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.