Home / 994,708.20-1,491,903.90-329,860.20

Finding the Fourth Proportional to 994,708.20, 1,491,903.90 and 329,860.20

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Solution

The fourth proportional to 994,708.20, 1,491,903.90 and 329,860.20 is: 494,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,708.20 : 1,491,903.90 = 329,860.20 : x
  2. Step 2: Convert to fraction form
    994,708.20/1,491,903.90 = 329,860.20/x
  3. Step 3: Cross multiply
    994,708.20x = 1,491,903.90 × 329,860.20
  4. Step 4: Simplify right side
    994,708.20x = 492,119,718,834.78
  5. Step 5: Solve for x
    x = 492,119,718,834.78/994,708.20
  6. Step 6: Final answer
    x = 494,737.77

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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.