Home / 769,195-1,061,466.74-425,025.46

Finding the Fourth Proportional to 769,195, 1,061,466.74 and 425,025.46

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Solution

The fourth proportional to 769,195, 1,061,466.74 and 425,025.46 is: 586,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,195 : 1,061,466.74 = 425,025.46 : x
  2. Step 2: Convert to fraction form
    769,195/1,061,466.74 = 425,025.46/x
  3. Step 3: Cross multiply
    769,195x = 1,061,466.74 × 425,025.46
  4. Step 4: Simplify right side
    769,195x = 451,150,389,443.20
  5. Step 5: Solve for x
    x = 451,150,389,443.20/769,195
  6. Step 6: Final answer
    x = 586,522.78

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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.