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Finding the Fourth Proportional to 483,995.46, 725,519.31 and 270,867.45

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Solution

The fourth proportional to 483,995.46, 725,519.31 and 270,867.45 is: 406,035.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,995.46 : 725,519.31 = 270,867.45 : x
  2. Step 2: Convert to fraction form
    483,995.46/725,519.31 = 270,867.45/x
  3. Step 3: Cross multiply
    483,995.46x = 725,519.31 × 270,867.45
  4. Step 4: Simplify right side
    483,995.46x = 196,519,565,425.46
  5. Step 5: Solve for x
    x = 196,519,565,425.46/483,995.46
  6. Step 6: Final answer
    x = 406,035.97

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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.