Finding the Fourth Proportional to 667,222.18, 1,000,900.26 and 187,451.08
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Solution
The fourth proportional to 667,222.18, 1,000,900.26 and 187,451.08 is: 281,195.44
Step by Step Solution
- Step 1: Write the proportion equation
667,222.18 : 1,000,900.26 = 187,451.08 : x - Step 2: Convert to fraction form
667,222.18/1,000,900.26 = 187,451.08/x - Step 3: Cross multiply
667,222.18x = 1,000,900.26 × 187,451.08 - Step 4: Simplify right side
667,222.18x = 187,619,832,207.03 - Step 5: Solve for x
x = 187,619,832,207.03/667,222.18 - Step 6: Final answer
x = 281,195.44
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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.