Finding the Fourth Proportional to 402,203.30, 603,295.72 and 202,470.06
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Solution
The fourth proportional to 402,203.30, 603,295.72 and 202,470.06 is: 303,700.44
Step by Step Solution
- Step 1: Write the proportion equation
402,203.30 : 603,295.72 = 202,470.06 : x - Step 2: Convert to fraction form
402,203.30/603,295.72 = 202,470.06/x - Step 3: Cross multiply
402,203.30x = 603,295.72 × 202,470.06 - Step 4: Simplify right side
402,203.30x = 122,149,320,626.14 - Step 5: Solve for x
x = 122,149,320,626.14/402,203.30 - Step 6: Final answer
x = 303,700.44
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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.