Finding the Fourth Proportional to 254,634.56, 351,239.99 and 151,198.64
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Solution
The fourth proportional to 254,634.56, 351,239.99 and 151,198.64 is: 208,561.66
Step by Step Solution
- Step 1: Write the proportion equation
254,634.56 : 351,239.99 = 151,198.64 : x - Step 2: Convert to fraction form
254,634.56/351,239.99 = 151,198.64/x - Step 3: Cross multiply
254,634.56x = 351,239.99 × 151,198.64 - Step 4: Simplify right side
254,634.56x = 53,107,006,289.42 - Step 5: Solve for x
x = 53,107,006,289.42/254,634.56 - Step 6: Final answer
x = 208,561.66
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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.