Finding the Fourth Proportional to 338,693.73, 467,393.49 and 195,450.71
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Solution
The fourth proportional to 338,693.73, 467,393.49 and 195,450.71 is: 269,719.75
Step by Step Solution
- Step 1: Write the proportion equation
338,693.73 : 467,393.49 = 195,450.71 : x - Step 2: Convert to fraction form
338,693.73/467,393.49 = 195,450.71/x - Step 3: Cross multiply
338,693.73x = 467,393.49 × 195,450.71 - Step 4: Simplify right side
338,693.73x = 91,352,387,132.91 - Step 5: Solve for x
x = 91,352,387,132.91/338,693.73 - Step 6: Final answer
x = 269,719.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.