Finding the Fourth Proportional to 274,760.20, 412,213.20 and 97,248.70
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Solution
The fourth proportional to 274,760.20, 412,213.20 and 97,248.70 is: 145,898.85
Step by Step Solution
- Step 1: Write the proportion equation
274,760.20 : 412,213.20 = 97,248.70 : x - Step 2: Convert to fraction form
274,760.20/412,213.20 = 97,248.70/x - Step 3: Cross multiply
274,760.20x = 412,213.20 × 97,248.70 - Step 4: Simplify right side
274,760.20x = 40,087,197,822.84 - Step 5: Solve for x
x = 40,087,197,822.84/274,760.20 - Step 6: Final answer
x = 145,898.85
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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.