Home / 636,021.27-954,027.03-162,705.87

Finding the Fourth Proportional to 636,021.27, 954,027.03 and 162,705.87

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Solution

The fourth proportional to 636,021.27, 954,027.03 and 162,705.87 is: 244,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,021.27 : 954,027.03 = 162,705.87 : x
  2. Step 2: Convert to fraction form
    636,021.27/954,027.03 = 162,705.87/x
  3. Step 3: Cross multiply
    636,021.27x = 954,027.03 × 162,705.87
  4. Step 4: Simplify right side
    636,021.27x = 155,225,797,919.67
  5. Step 5: Solve for x
    x = 155,225,797,919.67/636,021.27
  6. Step 6: Final answer
    x = 244,057.56

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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.