Finding the Fourth Proportional to 293,431.24, 440,171.34 and 93,780.04
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Solution
The fourth proportional to 293,431.24, 440,171.34 and 93,780.04 is: 140,677.88
Step by Step Solution
- Step 1: Write the proportion equation
293,431.24 : 440,171.34 = 93,780.04 : x - Step 2: Convert to fraction form
293,431.24/440,171.34 = 93,780.04/x - Step 3: Cross multiply
293,431.24x = 440,171.34 × 93,780.04 - Step 4: Simplify right side
293,431.24x = 41,279,285,872.05 - Step 5: Solve for x
x = 41,279,285,872.05/293,431.24 - Step 6: Final answer
x = 140,677.88
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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.