Home / 903,286.89-1,354,930.95-229,418.73

Finding the Fourth Proportional to 903,286.89, 1,354,930.95 and 229,418.73

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Solution

The fourth proportional to 903,286.89, 1,354,930.95 and 229,418.73 is: 344,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,286.89 : 1,354,930.95 = 229,418.73 : x
  2. Step 2: Convert to fraction form
    903,286.89/1,354,930.95 = 229,418.73/x
  3. Step 3: Cross multiply
    903,286.89x = 1,354,930.95 × 229,418.73
  4. Step 4: Simplify right side
    903,286.89x = 310,846,537,786.69
  5. Step 5: Solve for x
    x = 310,846,537,786.69/903,286.89
  6. Step 6: Final answer
    x = 344,128.25

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1.5x scale

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.