Home / 769,179.33-1,153,878.35-236,744.73

Finding the Fourth Proportional to 769,179.33, 1,153,878.35 and 236,744.73

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Solution

The fourth proportional to 769,179.33, 1,153,878.35 and 236,744.73 is: 355,150.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,179.33 : 1,153,878.35 = 236,744.73 : x
  2. Step 2: Convert to fraction form
    769,179.33/1,153,878.35 = 236,744.73/x
  3. Step 3: Cross multiply
    769,179.33x = 1,153,878.35 × 236,744.73
  4. Step 4: Simplify right side
    769,179.33x = 273,174,617,239.87
  5. Step 5: Solve for x
    x = 273,174,617,239.87/769,179.33
  6. Step 6: Final answer
    x = 355,150.75

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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.