Home / 888,973.82-1,333,325.39-289,934.03

Finding the Fourth Proportional to 888,973.82, 1,333,325.39 and 289,934.03

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Solution

The fourth proportional to 888,973.82, 1,333,325.39 and 289,934.03 is: 434,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,973.82 : 1,333,325.39 = 289,934.03 : x
  2. Step 2: Convert to fraction form
    888,973.82/1,333,325.39 = 289,934.03/x
  3. Step 3: Cross multiply
    888,973.82x = 1,333,325.39 × 289,934.03
  4. Step 4: Simplify right side
    888,973.82x = 386,576,395,507.73
  5. Step 5: Solve for x
    x = 386,576,395,507.73/888,973.82
  6. Step 6: Final answer
    x = 434,856.90

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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.