Finding the Fourth Proportional to 738,311.24, 1,107,521.13 and 265,000.70
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Solution
The fourth proportional to 738,311.24, 1,107,521.13 and 265,000.70 is: 397,520.53
Step by Step Solution
- Step 1: Write the proportion equation
738,311.24 : 1,107,521.13 = 265,000.70 : x - Step 2: Convert to fraction form
738,311.24/1,107,521.13 = 265,000.70/x - Step 3: Cross multiply
738,311.24x = 1,107,521.13 × 265,000.70 - Step 4: Simplify right side
738,311.24x = 293,493,874,714.79 - Step 5: Solve for x
x = 293,493,874,714.79/738,311.24 - Step 6: Final answer
x = 397,520.53
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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.