Home / 293,822.40-440,215.20-240,945.60

Finding the Fourth Proportional to 293,822.40, 440,215.20 and 240,945.60

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Solution

The fourth proportional to 293,822.40, 440,215.20 and 240,945.60 is: 360,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,822.40 : 440,215.20 = 240,945.60 : x
  2. Step 2: Convert to fraction form
    293,822.40/440,215.20 = 240,945.60/x
  3. Step 3: Cross multiply
    293,822.40x = 440,215.20 × 240,945.60
  4. Step 4: Simplify right side
    293,822.40x = 106,067,915,493.12
  5. Step 5: Solve for x
    x = 106,067,915,493.12/293,822.40
  6. Step 6: Final answer
    x = 360,993.29

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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.