Home / 766,491.27-1,149,905.23-226,705.38

Finding the Fourth Proportional to 766,491.27, 1,149,905.23 and 226,705.38

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Solution

The fourth proportional to 766,491.27, 1,149,905.23 and 226,705.38 is: 340,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,491.27 : 1,149,905.23 = 226,705.38 : x
  2. Step 2: Convert to fraction form
    766,491.27/1,149,905.23 = 226,705.38/x
  3. Step 3: Cross multiply
    766,491.27x = 1,149,905.23 × 226,705.38
  4. Step 4: Simplify right side
    766,491.27x = 260,689,702,131.14
  5. Step 5: Solve for x
    x = 260,689,702,131.14/766,491.27
  6. Step 6: Final answer
    x = 340,107.86

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1.5x scale

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.