Finding the Fourth Proportional to 245,016.24, 367,786.80 and 192,790.68
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Solution
The fourth proportional to 245,016.24, 367,786.80 and 192,790.68 is: 289,392.52
Step by Step Solution
- Step 1: Write the proportion equation
245,016.24 : 367,786.80 = 192,790.68 : x - Step 2: Convert to fraction form
245,016.24/367,786.80 = 192,790.68/x - Step 3: Cross multiply
245,016.24x = 367,786.80 × 192,790.68 - Step 4: Simplify right side
245,016.24x = 70,905,867,267.02 - Step 5: Solve for x
x = 70,905,867,267.02/245,016.24 - Step 6: Final answer
x = 289,392.52
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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.