Finding the Fourth Proportional to 292,736.19, 439,251.84 and 115,370.49
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Solution
The fourth proportional to 292,736.19, 439,251.84 and 115,370.49 is: 173,113.89
Step by Step Solution
- Step 1: Write the proportion equation
292,736.19 : 439,251.84 = 115,370.49 : x - Step 2: Convert to fraction form
292,736.19/439,251.84 = 115,370.49/x - Step 3: Cross multiply
292,736.19x = 439,251.84 × 115,370.49 - Step 4: Simplify right side
292,736.19x = 50,676,700,014.20 - Step 5: Solve for x
x = 50,676,700,014.20/292,736.19 - Step 6: Final answer
x = 173,113.89
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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.