Home / 654,250.45-981,374.46-205,005.73

Finding the Fourth Proportional to 654,250.45, 981,374.46 and 205,005.73

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Solution

The fourth proportional to 654,250.45, 981,374.46 and 205,005.73 is: 307,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,250.45 : 981,374.46 = 205,005.73 : x
  2. Step 2: Convert to fraction form
    654,250.45/981,374.46 = 205,005.73/x
  3. Step 3: Cross multiply
    654,250.45x = 981,374.46 × 205,005.73
  4. Step 4: Simplify right side
    654,250.45x = 201,187,384,097.19
  5. Step 5: Solve for x
    x = 201,187,384,097.19/654,250.45
  6. Step 6: Final answer
    x = 307,508.21

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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.