Home / 643,493.92-964,667.30-244,414.95

Finding the Fourth Proportional to 643,493.92, 964,667.30 and 244,414.95

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Solution

The fourth proportional to 643,493.92, 964,667.30 and 244,414.95 is: 366,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,493.92 : 964,667.30 = 244,414.95 : x
  2. Step 2: Convert to fraction form
    643,493.92/964,667.30 = 244,414.95/x
  3. Step 3: Cross multiply
    643,493.92x = 964,667.30 × 244,414.95
  4. Step 4: Simplify right side
    643,493.92x = 235,779,109,896.14
  5. Step 5: Solve for x
    x = 235,779,109,896.14/643,493.92
  6. Step 6: Final answer
    x = 366,404.57

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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.