Home / 825,648.12-1,238,473.26-226,617.48

Finding the Fourth Proportional to 825,648.12, 1,238,473.26 and 226,617.48

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Solution

The fourth proportional to 825,648.12, 1,238,473.26 and 226,617.48 is: 339,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,648.12 : 1,238,473.26 = 226,617.48 : x
  2. Step 2: Convert to fraction form
    825,648.12/1,238,473.26 = 226,617.48/x
  3. Step 3: Cross multiply
    825,648.12x = 1,238,473.26 × 226,617.48
  4. Step 4: Simplify right side
    825,648.12x = 280,659,689,228.59
  5. Step 5: Solve for x
    x = 280,659,689,228.59/825,648.12
  6. Step 6: Final answer
    x = 339,926.52

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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.