Finding the Fourth Proportional to 275,282.62, 412,964.97 and 97,774.72
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Solution
The fourth proportional to 275,282.62, 412,964.97 and 97,774.72 is: 146,676.66
Step by Step Solution
- Step 1: Write the proportion equation
275,282.62 : 412,964.97 = 97,774.72 : x - Step 2: Convert to fraction form
275,282.62/412,964.97 = 97,774.72/x - Step 3: Cross multiply
275,282.62x = 412,964.97 × 97,774.72 - Step 4: Simplify right side
275,282.62x = 40,377,534,311.56 - Step 5: Solve for x
x = 40,377,534,311.56/275,282.62 - Step 6: Final answer
x = 146,676.66
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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.