Finding the Fourth Proportional to 449,163.60, 673,842.60 and 133,652.40
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Solution
The fourth proportional to 449,163.60, 673,842.60 and 133,652.40 is: 200,507.52
Step by Step Solution
- Step 1: Write the proportion equation
449,163.60 : 673,842.60 = 133,652.40 : x - Step 2: Convert to fraction form
449,163.60/673,842.60 = 133,652.40/x - Step 3: Cross multiply
449,163.60x = 673,842.60 × 133,652.40 - Step 4: Simplify right side
449,163.60x = 90,060,680,712.24 - Step 5: Solve for x
x = 90,060,680,712.24/449,163.60 - Step 6: Final answer
x = 200,507.52
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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.