Finding the Fourth Proportional to 329,125.20, 493,652.40 and 223,189.14
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Solution
The fourth proportional to 329,125.20, 493,652.40 and 223,189.14 is: 334,759.70
Step by Step Solution
- Step 1: Write the proportion equation
329,125.20 : 493,652.40 = 223,189.14 : x - Step 2: Convert to fraction form
329,125.20/493,652.40 = 223,189.14/x - Step 3: Cross multiply
329,125.20x = 493,652.40 × 223,189.14 - Step 4: Simplify right side
329,125.20x = 110,177,854,614.94 - Step 5: Solve for x
x = 110,177,854,614.94/329,125.20 - Step 6: Final answer
x = 334,759.70
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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.