Finding the Fourth Proportional to 330,528.96, 456,134.88 and 179,626.08
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Solution
The fourth proportional to 330,528.96, 456,134.88 and 179,626.08 is: 247,886.66
Step by Step Solution
- Step 1: Write the proportion equation
330,528.96 : 456,134.88 = 179,626.08 : x - Step 2: Convert to fraction form
330,528.96/456,134.88 = 179,626.08/x - Step 3: Cross multiply
330,528.96x = 456,134.88 × 179,626.08 - Step 4: Simplify right side
330,528.96x = 81,933,720,445.67 - Step 5: Solve for x
x = 81,933,720,445.67/330,528.96 - Step 6: Final answer
x = 247,886.66
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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.