Home / 769,174.14-1,153,870.56-236,739.54

Finding the Fourth Proportional to 769,174.14, 1,153,870.56 and 236,739.54

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Solution

The fourth proportional to 769,174.14, 1,153,870.56 and 236,739.54 is: 355,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,174.14 : 1,153,870.56 = 236,739.54 : x
  2. Step 2: Convert to fraction form
    769,174.14/1,153,870.56 = 236,739.54/x
  3. Step 3: Cross multiply
    769,174.14x = 1,153,870.56 × 236,739.54
  4. Step 4: Simplify right side
    769,174.14x = 273,166,785,593.94
  5. Step 5: Solve for x
    x = 273,166,785,593.94/769,174.14
  6. Step 6: Final answer
    x = 355,142.97

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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.