Home / 449,074.10-673,155.38-383,529.72

Finding the Fourth Proportional to 449,074.10, 673,155.38 and 383,529.72

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Solution

The fourth proportional to 449,074.10, 673,155.38 and 383,529.72 is: 574,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,074.10 : 673,155.38 = 383,529.72 : x
  2. Step 2: Convert to fraction form
    449,074.10/673,155.38 = 383,529.72/x
  3. Step 3: Cross multiply
    449,074.10x = 673,155.38 × 383,529.72
  4. Step 4: Simplify right side
    449,074.10x = 258,175,094,407.89
  5. Step 5: Solve for x
    x = 258,175,094,407.89/449,074.10
  6. Step 6: Final answer
    x = 574,905.33

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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.