Home / 629,432.40-944,542.26-255,455.40

Finding the Fourth Proportional to 629,432.40, 944,542.26 and 255,455.40

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Solution

The fourth proportional to 629,432.40, 944,542.26 and 255,455.40 is: 383,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,432.40 : 944,542.26 = 255,455.40 : x
  2. Step 2: Convert to fraction form
    629,432.40/944,542.26 = 255,455.40/x
  3. Step 3: Cross multiply
    629,432.40x = 944,542.26 × 255,455.40
  4. Step 4: Simplify right side
    629,432.40x = 241,288,420,845.20
  5. Step 5: Solve for x
    x = 241,288,420,845.20/629,432.40
  6. Step 6: Final answer
    x = 383,342.87

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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.