Finding the Fourth Proportional to 603,163.20, 903,432.60 and 366,092.40
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Solution
The fourth proportional to 603,163.20, 903,432.60 and 366,092.40 is: 548,342.15
Step by Step Solution
- Step 1: Write the proportion equation
603,163.20 : 903,432.60 = 366,092.40 : x - Step 2: Convert to fraction form
603,163.20/903,432.60 = 366,092.40/x - Step 3: Cross multiply
603,163.20x = 903,432.60 × 366,092.40 - Step 4: Simplify right side
603,163.20x = 330,739,808,772.24 - Step 5: Solve for x
x = 330,739,808,772.24/603,163.20 - Step 6: Final answer
x = 548,342.15
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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.