Home / 1,004.14-1,506.28-273.72

Finding the Fourth Proportional to 1,004.14, 1,506.28 and 273.72

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Solution

The fourth proportional to 1,004.14, 1,506.28 and 273.72 is: 410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004.14 : 1,506.28 = 273.72 : x
  2. Step 2: Convert to fraction form
    1,004.14/1,506.28 = 273.72/x
  3. Step 3: Cross multiply
    1,004.14x = 1,506.28 × 273.72
  4. Step 4: Simplify right side
    1,004.14x = 412,298.96
  5. Step 5: Solve for x
    x = 412,298.96/1,004.14
  6. Step 6: Final answer
    x = 410.60

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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.