Finding the Fourth Proportional to 332,173.20, 498,259.80 and 323,425.20
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Solution
The fourth proportional to 332,173.20, 498,259.80 and 323,425.20 is: 485,137.80
Step by Step Solution
- Step 1: Write the proportion equation
332,173.20 : 498,259.80 = 323,425.20 : x - Step 2: Convert to fraction form
332,173.20/498,259.80 = 323,425.20/x - Step 3: Cross multiply
332,173.20x = 498,259.80 × 323,425.20 - Step 4: Simplify right side
332,173.20x = 161,149,775,466.96 - Step 5: Solve for x
x = 161,149,775,466.96/332,173.20 - Step 6: Final answer
x = 485,137.80
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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.