Finding the Fourth Proportional to 224,797.20, 336,905.12 and 168,193.19
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Solution
The fourth proportional to 224,797.20, 336,905.12 and 168,193.19 is: 252,072.30
Step by Step Solution
- Step 1: Write the proportion equation
224,797.20 : 336,905.12 = 168,193.19 : x - Step 2: Convert to fraction form
224,797.20/336,905.12 = 168,193.19/x - Step 3: Cross multiply
224,797.20x = 336,905.12 × 168,193.19 - Step 4: Simplify right side
224,797.20x = 56,665,146,860.13 - Step 5: Solve for x
x = 56,665,146,860.13/224,797.20 - Step 6: Final answer
x = 252,072.30
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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.