Finding the Fourth Proportional to 352,073.36, 485,847.68 and 190,925.44
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Solution
The fourth proportional to 352,073.36, 485,847.68 and 190,925.44 is: 263,469.76
Step by Step Solution
- Step 1: Write the proportion equation
352,073.36 : 485,847.68 = 190,925.44 : x - Step 2: Convert to fraction form
352,073.36/485,847.68 = 190,925.44/x - Step 3: Cross multiply
352,073.36x = 485,847.68 × 190,925.44 - Step 4: Simplify right side
352,073.36x = 92,760,682,076.98 - Step 5: Solve for x
x = 92,760,682,076.98/352,073.36 - Step 6: Final answer
x = 263,469.76
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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.