Finding the Fourth Proportional to 330,177.60, 495,266.40 and 327,067.20
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Solution
The fourth proportional to 330,177.60, 495,266.40 and 327,067.20 is: 490,600.80
Step by Step Solution
- Step 1: Write the proportion equation
330,177.60 : 495,266.40 = 327,067.20 : x - Step 2: Convert to fraction form
330,177.60/495,266.40 = 327,067.20/x - Step 3: Cross multiply
330,177.60x = 495,266.40 × 327,067.20 - Step 4: Simplify right side
330,177.60x = 161,985,394,702.08 - Step 5: Solve for x
x = 161,985,394,702.08/330,177.60 - Step 6: Final answer
x = 490,600.80
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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.