Finding the Fourth Proportional to 269,538.10, 403,772.55 and 236,295.70
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Solution
The fourth proportional to 269,538.10, 403,772.55 and 236,295.70 is: 353,974.88
Step by Step Solution
- Step 1: Write the proportion equation
269,538.10 : 403,772.55 = 236,295.70 : x - Step 2: Convert to fraction form
269,538.10/403,772.55 = 236,295.70/x - Step 3: Cross multiply
269,538.10x = 403,772.55 × 236,295.70 - Step 4: Simplify right side
269,538.10x = 95,409,717,343.04 - Step 5: Solve for x
x = 95,409,717,343.04/269,538.10 - Step 6: Final answer
x = 353,974.88
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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.