Finding the Fourth Proportional to 264,628.14, 365,209.07 and 149,943.25
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Solution
The fourth proportional to 264,628.14, 365,209.07 and 149,943.25 is: 206,934.28
Step by Step Solution
- Step 1: Write the proportion equation
264,628.14 : 365,209.07 = 149,943.25 : x - Step 2: Convert to fraction form
264,628.14/365,209.07 = 149,943.25/x - Step 3: Cross multiply
264,628.14x = 365,209.07 × 149,943.25 - Step 4: Simplify right side
264,628.14x = 54,760,633,059.23 - Step 5: Solve for x
x = 54,760,633,059.23/264,628.14 - Step 6: Final answer
x = 206,934.28
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1.5x scale
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.