Finding the Fourth Proportional to 274,840.29, 412,183.89 and 97,299.63
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Solution
The fourth proportional to 274,840.29, 412,183.89 and 97,299.63 is: 145,922.35
Step by Step Solution
- Step 1: Write the proportion equation
274,840.29 : 412,183.89 = 97,299.63 : x - Step 2: Convert to fraction form
274,840.29/412,183.89 = 97,299.63/x - Step 3: Cross multiply
274,840.29x = 412,183.89 × 97,299.63 - Step 4: Simplify right side
274,840.29x = 40,105,339,988.96 - Step 5: Solve for x
x = 40,105,339,988.96/274,840.29 - Step 6: Final answer
x = 145,922.35
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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.