Home / 331,829.30-457,842.20-195,865.94

Finding the Fourth Proportional to 331,829.30, 457,842.20 and 195,865.94

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Solution

The fourth proportional to 331,829.30, 457,842.20 and 195,865.94 is: 270,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,829.30 : 457,842.20 = 195,865.94 : x
  2. Step 2: Convert to fraction form
    331,829.30/457,842.20 = 195,865.94/x
  3. Step 3: Cross multiply
    331,829.30x = 457,842.20 × 195,865.94
  4. Step 4: Simplify right side
    331,829.30x = 89,675,692,874.67
  5. Step 5: Solve for x
    x = 89,675,692,874.67/331,829.30
  6. Step 6: Final answer
    x = 270,246.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.