Finding the Fourth Proportional to 402,202.30, 603,294.22 and 202,469.06
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Solution
The fourth proportional to 402,202.30, 603,294.22 and 202,469.06 is: 303,698.94
Step by Step Solution
- Step 1: Write the proportion equation
402,202.30 : 603,294.22 = 202,469.06 : x - Step 2: Convert to fraction form
402,202.30/603,294.22 = 202,469.06/x - Step 3: Cross multiply
402,202.30x = 603,294.22 × 202,469.06 - Step 4: Simplify right side
402,202.30x = 122,148,413,626.83 - Step 5: Solve for x
x = 122,148,413,626.83/402,202.30 - Step 6: Final answer
x = 303,698.94
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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.