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Finding the Fourth Proportional to 444,778.56, 613,790.10 and 240,824.34

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Solution

The fourth proportional to 444,778.56, 613,790.10 and 240,824.34 is: 332,335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,778.56 : 613,790.10 = 240,824.34 : x
  2. Step 2: Convert to fraction form
    444,778.56/613,790.10 = 240,824.34/x
  3. Step 3: Cross multiply
    444,778.56x = 613,790.10 × 240,824.34
  4. Step 4: Simplify right side
    444,778.56x = 147,815,595,731.03
  5. Step 5: Solve for x
    x = 147,815,595,731.03/444,778.56
  6. Step 6: Final answer
    x = 332,335.25

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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.