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Finding the Fourth Proportional to 1,246.44, 1,869.92 and 466.68

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Solution

The fourth proportional to 1,246.44, 1,869.92 and 466.68 is: 700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.44 : 1,869.92 = 466.68 : x
  2. Step 2: Convert to fraction form
    1,246.44/1,869.92 = 466.68/x
  3. Step 3: Cross multiply
    1,246.44x = 1,869.92 × 466.68
  4. Step 4: Simplify right side
    1,246.44x = 872,654.27
  5. Step 5: Solve for x
    x = 872,654.27/1,246.44
  6. Step 6: Final answer
    x = 700.12

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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.