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Finding the Fourth Proportional to 444,456.89, 613,352.12 and 240,507.80

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Solution

The fourth proportional to 444,456.89, 613,352.12 and 240,507.80 is: 331,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,456.89 : 613,352.12 = 240,507.80 : x
  2. Step 2: Convert to fraction form
    444,456.89/613,352.12 = 240,507.80/x
  3. Step 3: Cross multiply
    444,456.89x = 613,352.12 × 240,507.80
  4. Step 4: Simplify right side
    444,456.89x = 147,515,964,737.24
  5. Step 5: Solve for x
    x = 147,515,964,737.24/444,456.89
  6. Step 6: Final answer
    x = 331,901.63

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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.