Finding the Fourth Proportional to 338,887.75, 467,686.98 and 187,984.75
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Solution
The fourth proportional to 338,887.75, 467,686.98 and 187,984.75 is: 259,431.09
Step by Step Solution
- Step 1: Write the proportion equation
338,887.75 : 467,686.98 = 187,984.75 : x - Step 2: Convert to fraction form
338,887.75/467,686.98 = 187,984.75/x - Step 3: Cross multiply
338,887.75x = 467,686.98 × 187,984.75 - Step 4: Simplify right side
338,887.75x = 87,918,020,013.56 - Step 5: Solve for x
x = 87,918,020,013.56/338,887.75 - Step 6: Final answer
x = 259,431.09
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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.