Home / 377,956.12-565,514.66-231,378.20

Finding the Fourth Proportional to 377,956.12, 565,514.66 and 231,378.20

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Solution

The fourth proportional to 377,956.12, 565,514.66 and 231,378.20 is: 346,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,956.12 : 565,514.66 = 231,378.20 : x
  2. Step 2: Convert to fraction form
    377,956.12/565,514.66 = 231,378.20/x
  3. Step 3: Cross multiply
    377,956.12x = 565,514.66 × 231,378.20
  4. Step 4: Simplify right side
    377,956.12x = 130,847,764,104.41
  5. Step 5: Solve for x
    x = 130,847,764,104.41/377,956.12
  6. Step 6: Final answer
    x = 346,198.29

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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.