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Finding the Fourth Proportional to 629,960.10, 944,940.15 and 629,960.10

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Solution

The fourth proportional to 629,960.10, 944,940.15 and 629,960.10 is: 944,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,960.10 : 944,940.15 = 629,960.10 : x
  2. Step 2: Convert to fraction form
    629,960.10/944,940.15 = 629,960.10/x
  3. Step 3: Cross multiply
    629,960.10x = 944,940.15 × 629,960.10
  4. Step 4: Simplify right side
    629,960.10x = 595,274,591,388.02
  5. Step 5: Solve for x
    x = 595,274,591,388.02/629,960.10
  6. Step 6: Final answer
    x = 944,940.15

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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.