Finding the Fourth Proportional to 255,480.84, 352,546.68 and 153,445.68
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Solution
The fourth proportional to 255,480.84, 352,546.68 and 153,445.68 is: 211,744.90
Step by Step Solution
- Step 1: Write the proportion equation
255,480.84 : 352,546.68 = 153,445.68 : x - Step 2: Convert to fraction form
255,480.84/352,546.68 = 153,445.68/x - Step 3: Cross multiply
255,480.84x = 352,546.68 × 153,445.68 - Step 4: Simplify right side
255,480.84x = 54,096,765,044.34 - Step 5: Solve for x
x = 54,096,765,044.34/255,480.84 - Step 6: Final answer
x = 211,744.90
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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.