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Finding the Fourth Proportional to 444,299.77, 613,131.84 and 240,350.21

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Solution

The fourth proportional to 444,299.77, 613,131.84 and 240,350.21 is: 331,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,299.77 : 613,131.84 = 240,350.21 : x
  2. Step 2: Convert to fraction form
    444,299.77/613,131.84 = 240,350.21/x
  3. Step 3: Cross multiply
    444,299.77x = 613,131.84 × 240,350.21
  4. Step 4: Simplify right side
    444,299.77x = 147,366,366,501.69
  5. Step 5: Solve for x
    x = 147,366,366,501.69/444,299.77
  6. Step 6: Final answer
    x = 331,682.29

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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.