Home / 411,426.97-567,540.66-239,325.55

Finding the Fourth Proportional to 411,426.97, 567,540.66 and 239,325.55

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Solution

The fourth proportional to 411,426.97, 567,540.66 and 239,325.55 is: 330,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,426.97 : 567,540.66 = 239,325.55 : x
  2. Step 2: Convert to fraction form
    411,426.97/567,540.66 = 239,325.55/x
  3. Step 3: Cross multiply
    411,426.97x = 567,540.66 × 239,325.55
  4. Step 4: Simplify right side
    411,426.97x = 135,826,980,601.86
  5. Step 5: Solve for x
    x = 135,826,980,601.86/411,426.97
  6. Step 6: Final answer
    x = 330,136.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.