Finding the Fourth Proportional to 338,628.99, 467,308.67 and 187,725.99
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Solution
The fourth proportional to 338,628.99, 467,308.67 and 187,725.99 is: 259,062.23
Step by Step Solution
- Step 1: Write the proportion equation
338,628.99 : 467,308.67 = 187,725.99 : x - Step 2: Convert to fraction form
338,628.99/467,308.67 = 187,725.99/x - Step 3: Cross multiply
338,628.99x = 467,308.67 × 187,725.99 - Step 4: Simplify right side
338,628.99x = 87,725,981,772.70 - Step 5: Solve for x
x = 87,725,981,772.70/338,628.99 - Step 6: Final answer
x = 259,062.23
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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.