Home / 293,698.22-440,098.74-218,454.50

Finding the Fourth Proportional to 293,698.22, 440,098.74 and 218,454.50

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Solution

The fourth proportional to 293,698.22, 440,098.74 and 218,454.50 is: 327,348.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,698.22 : 440,098.74 = 218,454.50 : x
  2. Step 2: Convert to fraction form
    293,698.22/440,098.74 = 218,454.50/x
  3. Step 3: Cross multiply
    293,698.22x = 440,098.74 × 218,454.50
  4. Step 4: Simplify right side
    293,698.22x = 96,141,550,197.33
  5. Step 5: Solve for x
    x = 96,141,550,197.33/293,698.22
  6. Step 6: Final answer
    x = 327,348.09

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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.