Finding the Fourth Proportional to 269,324.20, 403,403.10 and 174,845.80
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Solution
The fourth proportional to 269,324.20, 403,403.10 and 174,845.80 is: 261,890.09
Step by Step Solution
- Step 1: Write the proportion equation
269,324.20 : 403,403.10 = 174,845.80 : x - Step 2: Convert to fraction form
269,324.20/403,403.10 = 174,845.80/x - Step 3: Cross multiply
269,324.20x = 403,403.10 × 174,845.80 - Step 4: Simplify right side
269,324.20x = 70,533,337,741.98 - Step 5: Solve for x
x = 70,533,337,741.98/269,324.20 - Step 6: Final answer
x = 261,890.09
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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.