Finding the Fourth Proportional to 446,739.30, 670,234.05 and 180,686.70
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Solution
The fourth proportional to 446,739.30, 670,234.05 and 180,686.70 is: 271,080.65
Step by Step Solution
- Step 1: Write the proportion equation
446,739.30 : 670,234.05 = 180,686.70 : x - Step 2: Convert to fraction form
446,739.30/670,234.05 = 180,686.70/x - Step 3: Cross multiply
446,739.30x = 670,234.05 × 180,686.70 - Step 4: Simplify right side
446,739.30x = 121,102,378,722.14 - Step 5: Solve for x
x = 121,102,378,722.14/446,739.30 - Step 6: Final answer
x = 271,080.65
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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.