Home / 216,828.60-324,782.10-179,964.60

Finding the Fourth Proportional to 216,828.60, 324,782.10 and 179,964.60

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Solution

The fourth proportional to 216,828.60, 324,782.10 and 179,964.60 is: 269,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,828.60 : 324,782.10 = 179,964.60 : x
  2. Step 2: Convert to fraction form
    216,828.60/324,782.10 = 179,964.60/x
  3. Step 3: Cross multiply
    216,828.60x = 324,782.10 × 179,964.60
  4. Step 4: Simplify right side
    216,828.60x = 58,449,280,713.66
  5. Step 5: Solve for x
    x = 58,449,280,713.66/216,828.60
  6. Step 6: Final answer
    x = 269,564.44

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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.