Finding the Fourth Proportional to 456,245.06, 629,622.26 and 252,309.71
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Solution
The fourth proportional to 456,245.06, 629,622.26 and 252,309.71 is: 348,189.65
Step by Step Solution
- Step 1: Write the proportion equation
456,245.06 : 629,622.26 = 252,309.71 : x - Step 2: Convert to fraction form
456,245.06/629,622.26 = 252,309.71/x - Step 3: Cross multiply
456,245.06x = 629,622.26 × 252,309.71 - Step 4: Simplify right side
456,245.06x = 158,859,808,568.60 - Step 5: Solve for x
x = 158,859,808,568.60/456,245.06 - Step 6: Final answer
x = 348,189.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.