Home / 1,246.13-1,867.52-630.27

Finding the Fourth Proportional to 1,246.13, 1,867.52 and 630.27

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Solution

The fourth proportional to 1,246.13, 1,867.52 and 630.27 is: 944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.13 : 1,867.52 = 630.27 : x
  2. Step 2: Convert to fraction form
    1,246.13/1,867.52 = 630.27/x
  3. Step 3: Cross multiply
    1,246.13x = 1,867.52 × 630.27
  4. Step 4: Simplify right side
    1,246.13x = 1,177,041.83
  5. Step 5: Solve for x
    x = 1,177,041.83/1,246.13
  6. Step 6: Final answer
    x = 944.56

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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.