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Finding the Fourth Proportional to 444,329.70, 613,174.13 and 240,380.78

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Solution

The fourth proportional to 444,329.70, 613,174.13 and 240,380.78 is: 331,725.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,329.70 : 613,174.13 = 240,380.78 : x
  2. Step 2: Convert to fraction form
    444,329.70/613,174.13 = 240,380.78/x
  3. Step 3: Cross multiply
    444,329.70x = 613,174.13 × 240,380.78
  4. Step 4: Simplify right side
    444,329.70x = 147,395,277,080.12
  5. Step 5: Solve for x
    x = 147,395,277,080.12/444,329.70
  6. Step 6: Final answer
    x = 331,725.02

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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.