Finding the Fourth Proportional to 223,610.20, 335,415.30 and 201,491.80
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Solution
The fourth proportional to 223,610.20, 335,415.30 and 201,491.80 is: 302,237.70
Step by Step Solution
- Step 1: Write the proportion equation
223,610.20 : 335,415.30 = 201,491.80 : x - Step 2: Convert to fraction form
223,610.20/335,415.30 = 201,491.80/x - Step 3: Cross multiply
223,610.20x = 335,415.30 × 201,491.80 - Step 4: Simplify right side
223,610.20x = 67,583,432,544.54 - Step 5: Solve for x
x = 67,583,432,544.54/223,610.20 - Step 6: Final answer
x = 302,237.70
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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.