Home / 605,052.72-834,972.84-333,121.68

Finding the Fourth Proportional to 605,052.72, 834,972.84 and 333,121.68

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Solution

The fourth proportional to 605,052.72, 834,972.84 and 333,121.68 is: 459,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,052.72 : 834,972.84 = 333,121.68 : x
  2. Step 2: Convert to fraction form
    605,052.72/834,972.84 = 333,121.68/x
  3. Step 3: Cross multiply
    605,052.72x = 834,972.84 × 333,121.68
  4. Step 4: Simplify right side
    605,052.72x = 278,147,555,215.17
  5. Step 5: Solve for x
    x = 278,147,555,215.17/605,052.72
  6. Step 6: Final answer
    x = 459,707.97

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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.