Home / 629,468.10-944,481.20-329,877.45

Finding the Fourth Proportional to 629,468.10, 944,481.20 and 329,877.45

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Solution

The fourth proportional to 629,468.10, 944,481.20 and 329,877.45 is: 494,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,468.10 : 944,481.20 = 329,877.45 : x
  2. Step 2: Convert to fraction form
    629,468.10/944,481.20 = 329,877.45/x
  3. Step 3: Cross multiply
    629,468.10x = 944,481.20 × 329,877.45
  4. Step 4: Simplify right side
    629,468.10x = 311,563,048,179.55
  5. Step 5: Solve for x
    x = 311,563,048,179.55/629,468.10
  6. Step 6: Final answer
    x = 494,962.41

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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.