Finding the Fourth Proportional to 263,984.24, 364,293.78 and 149,261.11
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Solution
The fourth proportional to 263,984.24, 364,293.78 and 149,261.11 is: 205,977.80
Step by Step Solution
- Step 1: Write the proportion equation
263,984.24 : 364,293.78 = 149,261.11 : x - Step 2: Convert to fraction form
263,984.24/364,293.78 = 149,261.11/x - Step 3: Cross multiply
263,984.24x = 364,293.78 × 149,261.11 - Step 4: Simplify right side
263,984.24x = 54,374,893,968.90 - Step 5: Solve for x
x = 54,374,893,968.90/263,984.24 - Step 6: Final answer
x = 205,977.80
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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.