Finding the Fourth Proportional to 371,511.99, 512,682.03 and 201,747.33
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Solution
The fourth proportional to 371,511.99, 512,682.03 and 201,747.33 is: 278,408.86
Step by Step Solution
- Step 1: Write the proportion equation
371,511.99 : 512,682.03 = 201,747.33 : x - Step 2: Convert to fraction form
371,511.99/512,682.03 = 201,747.33/x - Step 3: Cross multiply
371,511.99x = 512,682.03 × 201,747.33 - Step 4: Simplify right side
371,511.99x = 103,432,230,691.48 - Step 5: Solve for x
x = 103,432,230,691.48/371,511.99 - Step 6: Final answer
x = 278,408.86
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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.