Home / 321,795.70-444,164.21-200,864.18

Finding the Fourth Proportional to 321,795.70, 444,164.21 and 200,864.18

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Solution

The fourth proportional to 321,795.70, 444,164.21 and 200,864.18 is: 277,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,795.70 : 444,164.21 = 200,864.18 : x
  2. Step 2: Convert to fraction form
    321,795.70/444,164.21 = 200,864.18/x
  3. Step 3: Cross multiply
    321,795.70x = 444,164.21 × 200,864.18
  4. Step 4: Simplify right side
    321,795.70x = 89,216,679,827.00
  5. Step 5: Solve for x
    x = 89,216,679,827.00/321,795.70
  6. Step 6: Final answer
    x = 277,246.34

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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.