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Finding the Fourth Proportional to 546,531.20, 819,796.80 and 504,540.80

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Solution

The fourth proportional to 546,531.20, 819,796.80 and 504,540.80 is: 756,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,531.20 : 819,796.80 = 504,540.80 : x
  2. Step 2: Convert to fraction form
    546,531.20/819,796.80 = 504,540.80/x
  3. Step 3: Cross multiply
    546,531.20x = 819,796.80 × 504,540.80
  4. Step 4: Simplify right side
    546,531.20x = 413,620,933,309.44
  5. Step 5: Solve for x
    x = 413,620,933,309.44/546,531.20
  6. Step 6: Final answer
    x = 756,811.20

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1.5x scale

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.