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Finding the Fourth Proportional to 444,917.15, 613,987.50 and 240,970.49

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Solution

The fourth proportional to 444,917.15, 613,987.50 and 240,970.49 is: 332,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,917.15 : 613,987.50 = 240,970.49 : x
  2. Step 2: Convert to fraction form
    444,917.15/613,987.50 = 240,970.49/x
  3. Step 3: Cross multiply
    444,917.15x = 613,987.50 × 240,970.49
  4. Step 4: Simplify right side
    444,917.15x = 147,952,868,728.88
  5. Step 5: Solve for x
    x = 147,952,868,728.88/444,917.15
  6. Step 6: Final answer
    x = 332,540.27

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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.