Finding the Fourth Proportional to 352,714.08, 486,735.84 and 201,801.36
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Solution
The fourth proportional to 352,714.08, 486,735.84 and 201,801.36 is: 278,480.39
Step by Step Solution
- Step 1: Write the proportion equation
352,714.08 : 486,735.84 = 201,801.36 : x - Step 2: Convert to fraction form
352,714.08/486,735.84 = 201,801.36/x - Step 3: Cross multiply
352,714.08x = 486,735.84 × 201,801.36 - Step 4: Simplify right side
352,714.08x = 98,223,954,472.74 - Step 5: Solve for x
x = 98,223,954,472.74/352,714.08 - Step 6: Final answer
x = 278,480.39
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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.