Home / 490,974.73-736,431.51-234,989.11

Finding the Fourth Proportional to 490,974.73, 736,431.51 and 234,989.11

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Solution

The fourth proportional to 490,974.73, 736,431.51 and 234,989.11 is: 352,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,974.73 : 736,431.51 = 234,989.11 : x
  2. Step 2: Convert to fraction form
    490,974.73/736,431.51 = 234,989.11/x
  3. Step 3: Cross multiply
    490,974.73x = 736,431.51 × 234,989.11
  4. Step 4: Simplify right side
    490,974.73x = 173,053,385,590.79
  5. Step 5: Solve for x
    x = 173,053,385,590.79/490,974.73
  6. Step 6: Final answer
    x = 352,469.03

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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.