Finding the Fourth Proportional to 274,144.21, 411,227.08 and 84,587.69
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Solution
The fourth proportional to 274,144.21, 411,227.08 and 84,587.69 is: 126,884.86
Step by Step Solution
- Step 1: Write the proportion equation
274,144.21 : 411,227.08 = 84,587.69 : x - Step 2: Convert to fraction form
274,144.21/411,227.08 = 84,587.69/x - Step 3: Cross multiply
274,144.21x = 411,227.08 × 84,587.69 - Step 4: Simplify right side
274,144.21x = 34,784,749,579.24 - Step 5: Solve for x
x = 34,784,749,579.24/274,144.21 - Step 6: Final answer
x = 126,884.86
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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.