Home / 746,257.88-1,029,863.41-424,022.56

Finding the Fourth Proportional to 746,257.88, 1,029,863.41 and 424,022.56

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Solution

The fourth proportional to 746,257.88, 1,029,863.41 and 424,022.56 is: 585,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,257.88 : 1,029,863.41 = 424,022.56 : x
  2. Step 2: Convert to fraction form
    746,257.88/1,029,863.41 = 424,022.56/x
  3. Step 3: Cross multiply
    746,257.88x = 1,029,863.41 × 424,022.56
  4. Step 4: Simplify right side
    746,257.88x = 436,685,315,923.82
  5. Step 5: Solve for x
    x = 436,685,315,923.82/746,257.88
  6. Step 6: Final answer
    x = 585,166.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.