Finding the Fourth Proportional to 414,591.41, 621,362.14 and 201,408.12
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Solution
The fourth proportional to 414,591.41, 621,362.14 and 201,408.12 is: 301,857.14
Step by Step Solution
- Step 1: Write the proportion equation
414,591.41 : 621,362.14 = 201,408.12 : x - Step 2: Convert to fraction form
414,591.41/621,362.14 = 201,408.12/x - Step 3: Cross multiply
414,591.41x = 621,362.14 × 201,408.12 - Step 4: Simplify right side
414,591.41x = 125,147,379,953.06 - Step 5: Solve for x
x = 125,147,379,953.06/414,591.41 - Step 6: Final answer
x = 301,857.14
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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.