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Finding the Fourth Proportional to 444,661, 613,628.54 and 240,707.72

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Solution

The fourth proportional to 444,661, 613,628.54 and 240,707.72 is: 332,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,661 : 613,628.54 = 240,707.72 : x
  2. Step 2: Convert to fraction form
    444,661/613,628.54 = 240,707.72/x
  3. Step 3: Cross multiply
    444,661x = 613,628.54 × 240,707.72
  4. Step 4: Simplify right side
    444,661x = 147,705,126,790.33
  5. Step 5: Solve for x
    x = 147,705,126,790.33/444,661
  6. Step 6: Final answer
    x = 332,174.68

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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.