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Finding the Fourth Proportional to 444,480.76, 613,383.43 and 240,531.68

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Solution

The fourth proportional to 444,480.76, 613,383.43 and 240,531.68 is: 331,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,480.76 : 613,383.43 = 240,531.68 : x
  2. Step 2: Convert to fraction form
    444,480.76/613,383.43 = 240,531.68/x
  3. Step 3: Cross multiply
    444,480.76x = 613,383.43 × 240,531.68
  4. Step 4: Simplify right side
    444,480.76x = 147,538,142,632.49
  5. Step 5: Solve for x
    x = 147,538,142,632.49/444,480.76
  6. Step 6: Final answer
    x = 331,933.70

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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.