Finding the Fourth Proportional to 378,605.80, 567,426.30 and 201,197.80
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Solution
The fourth proportional to 378,605.80, 567,426.30 and 201,197.80 is: 301,540.34
Step by Step Solution
- Step 1: Write the proportion equation
378,605.80 : 567,426.30 = 201,197.80 : x - Step 2: Convert to fraction form
378,605.80/567,426.30 = 201,197.80/x - Step 3: Cross multiply
378,605.80x = 567,426.30 × 201,197.80 - Step 4: Simplify right side
378,605.80x = 114,164,923,222.14 - Step 5: Solve for x
x = 114,164,923,222.14/378,605.80 - Step 6: Final answer
x = 301,540.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.