Finding the Fourth Proportional to 274,193.26, 411,137.06 and 84,599.80
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Solution
The fourth proportional to 274,193.26, 411,137.06 and 84,599.80 is: 126,852.55
Step by Step Solution
- Step 1: Write the proportion equation
274,193.26 : 411,137.06 = 84,599.80 : x - Step 2: Convert to fraction form
274,193.26/411,137.06 = 84,599.80/x - Step 3: Cross multiply
274,193.26x = 411,137.06 × 84,599.80 - Step 4: Simplify right side
274,193.26x = 34,782,113,048.59 - Step 5: Solve for x
x = 34,782,113,048.59/274,193.26 - Step 6: Final answer
x = 126,852.55
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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.