Finding the Fourth Proportional to 281,898.18, 422,839.08 and 104,401.26
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Solution
The fourth proportional to 281,898.18, 422,839.08 and 104,401.26 is: 156,598.86
Step by Step Solution
- Step 1: Write the proportion equation
281,898.18 : 422,839.08 = 104,401.26 : x - Step 2: Convert to fraction form
281,898.18/422,839.08 = 104,401.26/x - Step 3: Cross multiply
281,898.18x = 422,839.08 × 104,401.26 - Step 4: Simplify right side
281,898.18x = 44,144,932,729.24 - Step 5: Solve for x
x = 44,144,932,729.24/281,898.18 - Step 6: Final answer
x = 156,598.86
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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.