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Finding the Fourth Proportional to 337,249.80, 505,874.70 and 262,600.20

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Solution

The fourth proportional to 337,249.80, 505,874.70 and 262,600.20 is: 393,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,249.80 : 505,874.70 = 262,600.20 : x
  2. Step 2: Convert to fraction form
    337,249.80/505,874.70 = 262,600.20/x
  3. Step 3: Cross multiply
    337,249.80x = 505,874.70 × 262,600.20
  4. Step 4: Simplify right side
    337,249.80x = 132,842,797,394.94
  5. Step 5: Solve for x
    x = 132,842,797,394.94/337,249.80
  6. Step 6: Final answer
    x = 393,900.30

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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.