Finding the Fourth Proportional to 488,202.21, 732,420.21 and 203,734.52
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Solution
The fourth proportional to 488,202.21, 732,420.21 and 203,734.52 is: 305,650.56
Step by Step Solution
- Step 1: Write the proportion equation
488,202.21 : 732,420.21 = 203,734.52 : x - Step 2: Convert to fraction form
488,202.21/732,420.21 = 203,734.52/x - Step 3: Cross multiply
488,202.21x = 732,420.21 × 203,734.52 - Step 4: Simplify right side
488,202.21x = 149,219,279,771.13 - Step 5: Solve for x
x = 149,219,279,771.13/488,202.21 - Step 6: Final answer
x = 305,650.56
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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.