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Finding the Fourth Proportional to 444,726.15, 613,722.48 and 240,777.21

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Solution

The fourth proportional to 444,726.15, 613,722.48 and 240,777.21 is: 332,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,726.15 : 613,722.48 = 240,777.21 : x
  2. Step 2: Convert to fraction form
    444,726.15/613,722.48 = 240,777.21/x
  3. Step 3: Cross multiply
    444,726.15x = 613,722.48 × 240,777.21
  4. Step 4: Simplify right side
    444,726.15x = 147,770,386,448.68
  5. Step 5: Solve for x
    x = 147,770,386,448.68/444,726.15
  6. Step 6: Final answer
    x = 332,272.76

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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.