Finding the Fourth Proportional to 244,919.80, 367,379.70 and 213,815.80
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Solution
The fourth proportional to 244,919.80, 367,379.70 and 213,815.80 is: 320,723.70
Step by Step Solution
- Step 1: Write the proportion equation
244,919.80 : 367,379.70 = 213,815.80 : x - Step 2: Convert to fraction form
244,919.80/367,379.70 = 213,815.80/x - Step 3: Cross multiply
244,919.80x = 367,379.70 × 213,815.80 - Step 4: Simplify right side
244,919.80x = 78,551,584,459.26 - Step 5: Solve for x
x = 78,551,584,459.26/244,919.80 - Step 6: Final answer
x = 320,723.70
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1.5x scale
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.