Home / 667,383.30-1,001,184.03-217,973.70

Finding the Fourth Proportional to 667,383.30, 1,001,184.03 and 217,973.70

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Solution

The fourth proportional to 667,383.30, 1,001,184.03 and 217,973.70 is: 326,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,383.30 : 1,001,184.03 = 217,973.70 : x
  2. Step 2: Convert to fraction form
    667,383.30/1,001,184.03 = 217,973.70/x
  3. Step 3: Cross multiply
    667,383.30x = 1,001,184.03 × 217,973.70
  4. Step 4: Simplify right side
    667,383.30x = 218,231,787,400.01
  5. Step 5: Solve for x
    x = 218,231,787,400.01/667,383.30
  6. Step 6: Final answer
    x = 326,996.18

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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.