Finding the Fourth Proportional to 331,937.10, 497,905.65 and 226,961.10
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Solution
The fourth proportional to 331,937.10, 497,905.65 and 226,961.10 is: 340,441.65
Step by Step Solution
- Step 1: Write the proportion equation
331,937.10 : 497,905.65 = 226,961.10 : x - Step 2: Convert to fraction form
331,937.10/497,905.65 = 226,961.10/x - Step 3: Cross multiply
331,937.10x = 497,905.65 × 226,961.10 - Step 4: Simplify right side
331,937.10x = 113,005,214,020.22 - Step 5: Solve for x
x = 113,005,214,020.22/331,937.10 - Step 6: Final answer
x = 340,441.65
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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.