Finding the Fourth Proportional to 620,027.28, 929,804.84 and 367,379.08
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Solution
The fourth proportional to 620,027.28, 929,804.84 and 367,379.08 is: 550,928.74
Step by Step Solution
- Step 1: Write the proportion equation
620,027.28 : 929,804.84 = 367,379.08 : x - Step 2: Convert to fraction form
620,027.28/929,804.84 = 367,379.08/x - Step 3: Cross multiply
620,027.28x = 929,804.84 × 367,379.08 - Step 4: Simplify right side
620,027.28x = 341,590,846,698.75 - Step 5: Solve for x
x = 341,590,846,698.75/620,027.28 - Step 6: Final answer
x = 550,928.74
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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.