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Finding the Fourth Proportional to 444,491.87, 613,398.72 and 240,542.75

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Solution

The fourth proportional to 444,491.87, 613,398.72 and 240,542.75 is: 331,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,491.87 : 613,398.72 = 240,542.75 : x
  2. Step 2: Convert to fraction form
    444,491.87/613,398.72 = 240,542.75/x
  3. Step 3: Cross multiply
    444,491.87x = 613,398.72 × 240,542.75
  4. Step 4: Simplify right side
    444,491.87x = 147,548,611,888.29
  5. Step 5: Solve for x
    x = 147,548,611,888.29/444,491.87
  6. Step 6: Final answer
    x = 331,948.96

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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.