Home / 929,751.11-1,394,624.39-524,759.72

Finding the Fourth Proportional to 929,751.11, 1,394,624.39 and 524,759.72

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Solution

The fourth proportional to 929,751.11, 1,394,624.39 and 524,759.72 is: 787,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,751.11 : 1,394,624.39 = 524,759.72 : x
  2. Step 2: Convert to fraction form
    929,751.11/1,394,624.39 = 524,759.72/x
  3. Step 3: Cross multiply
    929,751.11x = 1,394,624.39 × 524,759.72
  4. Step 4: Simplify right side
    929,751.11x = 731,842,694,804.65
  5. Step 5: Solve for x
    x = 731,842,694,804.65/929,751.11
  6. Step 6: Final answer
    x = 787,138.29

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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.