Finding the Fourth Proportional to 269,540.10, 403,775.55 and 236,297.70
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Solution
The fourth proportional to 269,540.10, 403,775.55 and 236,297.70 is: 353,977.88
Step by Step Solution
- Step 1: Write the proportion equation
269,540.10 : 403,775.55 = 236,297.70 : x - Step 2: Convert to fraction form
269,540.10/403,775.55 = 236,297.70/x - Step 3: Cross multiply
269,540.10x = 403,775.55 × 236,297.70 - Step 4: Simplify right side
269,540.10x = 95,411,233,781.24 - Step 5: Solve for x
x = 95,411,233,781.24/269,540.10 - Step 6: Final answer
x = 353,977.88
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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.