Finding the Fourth Proportional to 263,940.80, 395,998.08 and 175,542.08
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Solution
The fourth proportional to 263,940.80, 395,998.08 and 175,542.08 is: 263,370.90
Step by Step Solution
- Step 1: Write the proportion equation
263,940.80 : 395,998.08 = 175,542.08 : x - Step 2: Convert to fraction form
263,940.80/395,998.08 = 175,542.08/x - Step 3: Cross multiply
263,940.80x = 395,998.08 × 175,542.08 - Step 4: Simplify right side
263,940.80x = 69,514,326,639.21 - Step 5: Solve for x
x = 69,514,326,639.21/263,940.80 - Step 6: Final answer
x = 263,370.90
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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.