Finding the Fourth Proportional to 244,221.40, 366,332.10 and 220,115.80
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Solution
The fourth proportional to 244,221.40, 366,332.10 and 220,115.80 is: 330,173.70
Step by Step Solution
- Step 1: Write the proportion equation
244,221.40 : 366,332.10 = 220,115.80 : x - Step 2: Convert to fraction form
244,221.40/366,332.10 = 220,115.80/x - Step 3: Cross multiply
244,221.40x = 366,332.10 × 220,115.80 - Step 4: Simplify right side
244,221.40x = 80,635,483,257.18 - Step 5: Solve for x
x = 80,635,483,257.18/244,221.40 - Step 6: Final answer
x = 330,173.70
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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.