Home / 629,513.46-944,549.01-329,922.39

Finding the Fourth Proportional to 629,513.46, 944,549.01 and 329,922.39

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Solution

The fourth proportional to 629,513.46, 944,549.01 and 329,922.39 is: 495,029.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,513.46 : 944,549.01 = 329,922.39 : x
  2. Step 2: Convert to fraction form
    629,513.46/944,549.01 = 329,922.39/x
  3. Step 3: Cross multiply
    629,513.46x = 944,549.01 × 329,922.39
  4. Step 4: Simplify right side
    629,513.46x = 311,627,866,851.33
  5. Step 5: Solve for x
    x = 311,627,866,851.33/629,513.46
  6. Step 6: Final answer
    x = 495,029.71

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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.