Finding the Fourth Proportional to 522,284.97, 720,487.95 and 341,102.96
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Solution
The fourth proportional to 522,284.97, 720,487.95 and 341,102.96 is: 470,548.81
Step by Step Solution
- Step 1: Write the proportion equation
522,284.97 : 720,487.95 = 341,102.96 : x - Step 2: Convert to fraction form
522,284.97/720,487.95 = 341,102.96/x - Step 3: Cross multiply
522,284.97x = 720,487.95 × 341,102.96 - Step 4: Simplify right side
522,284.97x = 245,760,568,786.89 - Step 5: Solve for x
x = 245,760,568,786.89/522,284.97 - Step 6: Final answer
x = 470,548.81
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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.