Finding the Fourth Proportional to 293,636.73, 440,520.74 and 93,969.10
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Solution
The fourth proportional to 293,636.73, 440,520.74 and 93,969.10 is: 140,974.66
Step by Step Solution
- Step 1: Write the proportion equation
293,636.73 : 440,520.74 = 93,969.10 : x - Step 2: Convert to fraction form
293,636.73/440,520.74 = 93,969.10/x - Step 3: Cross multiply
293,636.73x = 440,520.74 × 93,969.10 - Step 4: Simplify right side
293,636.73x = 41,395,337,469.13 - Step 5: Solve for x
x = 41,395,337,469.13/293,636.73 - Step 6: Final answer
x = 140,974.66
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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.