Finding the Fourth Proportional to 326,077.70, 488,533.35 and 201,272.90
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Solution
The fourth proportional to 326,077.70, 488,533.35 and 201,272.90 is: 301,549.37
Step by Step Solution
- Step 1: Write the proportion equation
326,077.70 : 488,533.35 = 201,272.90 : x - Step 2: Convert to fraction form
326,077.70/488,533.35 = 201,272.90/x - Step 3: Cross multiply
326,077.70x = 488,533.35 × 201,272.90 - Step 4: Simplify right side
326,077.70x = 98,328,524,101.22 - Step 5: Solve for x
x = 98,328,524,101.22/326,077.70 - Step 6: Final answer
x = 301,549.37
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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.