Home / 321,910.09-481,925.76-241,214.79

Finding the Fourth Proportional to 321,910.09, 481,925.76 and 241,214.79

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Solution

The fourth proportional to 321,910.09, 481,925.76 and 241,214.79 is: 361,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,910.09 : 481,925.76 = 241,214.79 : x
  2. Step 2: Convert to fraction form
    321,910.09/481,925.76 = 241,214.79/x
  3. Step 3: Cross multiply
    321,910.09x = 481,925.76 × 241,214.79
  4. Step 4: Simplify right side
    321,910.09x = 116,247,620,993.99
  5. Step 5: Solve for x
    x = 116,247,620,993.99/321,910.09
  6. Step 6: Final answer
    x = 361,118.29

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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.