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Finding the Fourth Proportional to 444,480.72, 613,383.38 and 240,531.64

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Solution

The fourth proportional to 444,480.72, 613,383.38 and 240,531.64 is: 331,933.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,480.72 : 613,383.38 = 240,531.64 : x
  2. Step 2: Convert to fraction form
    444,480.72/613,383.38 = 240,531.64/x
  3. Step 3: Cross multiply
    444,480.72x = 613,383.38 × 240,531.64
  4. Step 4: Simplify right side
    444,480.72x = 147,538,113,309.29
  5. Step 5: Solve for x
    x = 147,538,113,309.29/444,480.72
  6. Step 6: Final answer
    x = 331,933.66

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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.