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Finding the Fourth Proportional to 546,770.80, 819,234.60 and 265,682.80

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Solution

The fourth proportional to 546,770.80, 819,234.60 and 265,682.80 is: 398,076.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,770.80 : 819,234.60 = 265,682.80 : x
  2. Step 2: Convert to fraction form
    546,770.80/819,234.60 = 265,682.80/x
  3. Step 3: Cross multiply
    546,770.80x = 819,234.60 × 265,682.80
  4. Step 4: Simplify right side
    546,770.80x = 217,656,542,384.88
  5. Step 5: Solve for x
    x = 217,656,542,384.88/546,770.80
  6. Step 6: Final answer
    x = 398,076.38

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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.