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Finding the Fourth Proportional to 444,337, 613,185.06 and 243,133

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Solution

The fourth proportional to 444,337, 613,185.06 and 243,133 is: 335,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,337 : 613,185.06 = 243,133 : x
  2. Step 2: Convert to fraction form
    444,337/613,185.06 = 243,133/x
  3. Step 3: Cross multiply
    444,337x = 613,185.06 × 243,133
  4. Step 4: Simplify right side
    444,337x = 149,085,523,192.98
  5. Step 5: Solve for x
    x = 149,085,523,192.98/444,337
  6. Step 6: Final answer
    x = 335,523.54

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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.