Finding the Fourth Proportional to 255,217.33, 382,796.79 and 68,243.41
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Solution
The fourth proportional to 255,217.33, 382,796.79 and 68,243.41 is: 102,357.31
Step by Step Solution
- Step 1: Write the proportion equation
255,217.33 : 382,796.79 = 68,243.41 : x - Step 2: Convert to fraction form
255,217.33/382,796.79 = 68,243.41/x - Step 3: Cross multiply
255,217.33x = 382,796.79 × 68,243.41 - Step 4: Simplify right side
255,217.33x = 26,123,358,509.24 - Step 5: Solve for x
x = 26,123,358,509.24/255,217.33 - Step 6: Final answer
x = 102,357.31
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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.