Finding the Fourth Proportional to 367,711.21, 507,414.21 and 206,593.12
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Solution
The fourth proportional to 367,711.21, 507,414.21 and 206,593.12 is: 285,083.19
Step by Step Solution
- Step 1: Write the proportion equation
367,711.21 : 507,414.21 = 206,593.12 : x - Step 2: Convert to fraction form
367,711.21/507,414.21 = 206,593.12/x - Step 3: Cross multiply
367,711.21x = 507,414.21 × 206,593.12 - Step 4: Simplify right side
367,711.21x = 104,828,284,776.24 - Step 5: Solve for x
x = 104,828,284,776.24/367,711.21 - Step 6: Final answer
x = 285,083.19
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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.