Finding the Fourth Proportional to 255,474.33, 352,537.67 and 153,504.09
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Solution
The fourth proportional to 255,474.33, 352,537.67 and 153,504.09 is: 211,825.48
Step by Step Solution
- Step 1: Write the proportion equation
255,474.33 : 352,537.67 = 153,504.09 : x - Step 2: Convert to fraction form
255,474.33/352,537.67 = 153,504.09/x - Step 3: Cross multiply
255,474.33x = 352,537.67 × 153,504.09 - Step 4: Simplify right side
255,474.33x = 54,115,973,456.55 - Step 5: Solve for x
x = 54,115,973,456.55/255,474.33 - Step 6: Final answer
x = 211,825.48
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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.