Home / 467,914.27-645,727.97-263,964.56

Finding the Fourth Proportional to 467,914.27, 645,727.97 and 263,964.56

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Solution

The fourth proportional to 467,914.27, 645,727.97 and 263,964.56 is: 364,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,914.27 : 645,727.97 = 263,964.56 : x
  2. Step 2: Convert to fraction form
    467,914.27/645,727.97 = 263,964.56/x
  3. Step 3: Cross multiply
    467,914.27x = 645,727.97 × 263,964.56
  4. Step 4: Simplify right side
    467,914.27x = 170,449,299,480.74
  5. Step 5: Solve for x
    x = 170,449,299,480.74/467,914.27
  6. Step 6: Final answer
    x = 364,274.63

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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.