Finding the Fourth Proportional to 330,150.64, 495,508.74 and 327,665.56
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Solution
The fourth proportional to 330,150.64, 495,508.74 and 327,665.56 is: 491,778.99
Step by Step Solution
- Step 1: Write the proportion equation
330,150.64 : 495,508.74 = 327,665.56 : x - Step 2: Convert to fraction form
330,150.64/495,508.74 = 327,665.56/x - Step 3: Cross multiply
330,150.64x = 495,508.74 × 327,665.56 - Step 4: Simplify right side
330,150.64x = 162,361,148,776.99 - Step 5: Solve for x
x = 162,361,148,776.99/330,150.64 - Step 6: Final answer
x = 491,778.99
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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.