Finding the Fourth Proportional to 382,847.15, 574,270.91 and 157,960.41
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Solution
The fourth proportional to 382,847.15, 574,270.91 and 157,960.41 is: 236,940.69
Step by Step Solution
- Step 1: Write the proportion equation
382,847.15 : 574,270.91 = 157,960.41 : x - Step 2: Convert to fraction form
382,847.15/574,270.91 = 157,960.41/x - Step 3: Cross multiply
382,847.15x = 574,270.91 × 157,960.41 - Step 4: Simplify right side
382,847.15x = 90,712,067,604.87 - Step 5: Solve for x
x = 90,712,067,604.87/382,847.15 - Step 6: Final answer
x = 236,940.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.