Home / 1,267.11-1,899.01-650.29

Finding the Fourth Proportional to 1,267.11, 1,899.01 and 650.29

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Solution

The fourth proportional to 1,267.11, 1,899.01 and 650.29 is: 974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267.11 : 1,899.01 = 650.29 : x
  2. Step 2: Convert to fraction form
    1,267.11/1,899.01 = 650.29/x
  3. Step 3: Cross multiply
    1,267.11x = 1,899.01 × 650.29
  4. Step 4: Simplify right side
    1,267.11x = 1,234,907.21
  5. Step 5: Solve for x
    x = 1,234,907.21/1,267.11
  6. Step 6: Final answer
    x = 974.59

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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.