Finding the Fourth Proportional to 338,138.73, 466,625.75 and 187,232.49
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Solution
The fourth proportional to 338,138.73, 466,625.75 and 187,232.49 is: 258,377.68
Step by Step Solution
- Step 1: Write the proportion equation
338,138.73 : 466,625.75 = 187,232.49 : x - Step 2: Convert to fraction form
338,138.73/466,625.75 = 187,232.49/x - Step 3: Cross multiply
338,138.73x = 466,625.75 × 187,232.49 - Step 4: Simplify right side
338,138.73x = 87,367,500,134.46 - Step 5: Solve for x
x = 87,367,500,134.46/338,138.73 - Step 6: Final answer
x = 258,377.68
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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.