Home / 667,536.12-1,001,294.76-162,100.92

Finding the Fourth Proportional to 667,536.12, 1,001,294.76 and 162,100.92

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Solution

The fourth proportional to 667,536.12, 1,001,294.76 and 162,100.92 is: 243,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,536.12 : 1,001,294.76 = 162,100.92 : x
  2. Step 2: Convert to fraction form
    667,536.12/1,001,294.76 = 162,100.92/x
  3. Step 3: Cross multiply
    667,536.12x = 1,001,294.76 × 162,100.92
  4. Step 4: Simplify right side
    667,536.12x = 162,310,801,787.18
  5. Step 5: Solve for x
    x = 162,310,801,787.18/667,536.12
  6. Step 6: Final answer
    x = 243,149.09

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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.