Home / 757,052.34-1,135,246.14-283,405.52

Finding the Fourth Proportional to 757,052.34, 1,135,246.14 and 283,405.52

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Solution

The fourth proportional to 757,052.34, 1,135,246.14 and 283,405.52 is: 424,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,052.34 : 1,135,246.14 = 283,405.52 : x
  2. Step 2: Convert to fraction form
    757,052.34/1,135,246.14 = 283,405.52/x
  3. Step 3: Cross multiply
    757,052.34x = 1,135,246.14 × 283,405.52
  4. Step 4: Simplify right side
    757,052.34x = 321,735,022,634.69
  5. Step 5: Solve for x
    x = 321,735,022,634.69/757,052.34
  6. Step 6: Final answer
    x = 424,983.86

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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.