Finding the Fourth Proportional to 336,445.21, 504,464.54 and 134,072.44
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Solution
The fourth proportional to 336,445.21, 504,464.54 and 134,072.44 is: 201,027.66
Step by Step Solution
- Step 1: Write the proportion equation
336,445.21 : 504,464.54 = 134,072.44 : x - Step 2: Convert to fraction form
336,445.21/504,464.54 = 134,072.44/x - Step 3: Cross multiply
336,445.21x = 504,464.54 × 134,072.44 - Step 4: Simplify right side
336,445.21x = 67,634,791,771.28 - Step 5: Solve for x
x = 67,634,791,771.28/336,445.21 - Step 6: Final answer
x = 201,027.66
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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.