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Finding the Fourth Proportional to 633,458.25, 950,231.72 and 254,378.97

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Solution

The fourth proportional to 633,458.25, 950,231.72 and 254,378.97 is: 381,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,458.25 : 950,231.72 = 254,378.97 : x
  2. Step 2: Convert to fraction form
    633,458.25/950,231.72 = 254,378.97/x
  3. Step 3: Cross multiply
    633,458.25x = 950,231.72 × 254,378.97
  4. Step 4: Simplify right side
    633,458.25x = 241,718,964,421.45
  5. Step 5: Solve for x
    x = 241,718,964,421.45/633,458.25
  6. Step 6: Final answer
    x = 381,586.26

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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.