Finding the Fourth Proportional to 273,909.62, 410,864.44 and 74,230.00
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Solution
The fourth proportional to 273,909.62, 410,864.44 and 74,230.00 is: 111,344.99
Step by Step Solution
- Step 1: Write the proportion equation
273,909.62 : 410,864.44 = 74,230.00 : x - Step 2: Convert to fraction form
273,909.62/410,864.44 = 74,230.00/x - Step 3: Cross multiply
273,909.62x = 410,864.44 × 74,230.00 - Step 4: Simplify right side
273,909.62x = 30,498,464,955.73 - Step 5: Solve for x
x = 30,498,464,955.73/273,909.62 - Step 6: Final answer
x = 111,344.99
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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.