Finding the Fourth Proportional to 446,281.92, 669,363.84 and 165,761.28
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Solution
The fourth proportional to 446,281.92, 669,363.84 and 165,761.28 is: 248,619.99
Step by Step Solution
- Step 1: Write the proportion equation
446,281.92 : 669,363.84 = 165,761.28 : x - Step 2: Convert to fraction form
446,281.92/669,363.84 = 165,761.28/x - Step 3: Cross multiply
446,281.92x = 669,363.84 × 165,761.28 - Step 4: Simplify right side
446,281.92x = 110,954,606,904.12 - Step 5: Solve for x
x = 110,954,606,904.12/446,281.92 - Step 6: Final answer
x = 248,619.99
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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.