Finding the Fourth Proportional to 326,412.99, 450,482.28 and 183,173.60
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Solution
The fourth proportional to 326,412.99, 450,482.28 and 183,173.60 is: 252,797.72
Step by Step Solution
- Step 1: Write the proportion equation
326,412.99 : 450,482.28 = 183,173.60 : x - Step 2: Convert to fraction form
326,412.99/450,482.28 = 183,173.60/x - Step 3: Cross multiply
326,412.99x = 450,482.28 × 183,173.60 - Step 4: Simplify right side
326,412.99x = 82,516,458,711.40 - Step 5: Solve for x
x = 82,516,458,711.40/326,412.99 - Step 6: Final answer
x = 252,797.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.