Finding the Fourth Proportional to 323,519.47, 485,279.55 and 323,052.23
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Solution
The fourth proportional to 323,519.47, 485,279.55 and 323,052.23 is: 484,578.70
Step by Step Solution
- Step 1: Write the proportion equation
323,519.47 : 485,279.55 = 323,052.23 : x - Step 2: Convert to fraction form
323,519.47/485,279.55 = 323,052.23/x - Step 3: Cross multiply
323,519.47x = 485,279.55 × 323,052.23 - Step 4: Simplify right side
323,519.47x = 156,770,642,014.10 - Step 5: Solve for x
x = 156,770,642,014.10/323,519.47 - Step 6: Final answer
x = 484,578.70
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1.5x scale
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.