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Finding the Fourth Proportional to 437,463, 603,698.94 and 236,259

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Solution

The fourth proportional to 437,463, 603,698.94 and 236,259 is: 326,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,463 : 603,698.94 = 236,259 : x
  2. Step 2: Convert to fraction form
    437,463/603,698.94 = 236,259/x
  3. Step 3: Cross multiply
    437,463x = 603,698.94 × 236,259
  4. Step 4: Simplify right side
    437,463x = 142,629,307,865.46
  5. Step 5: Solve for x
    x = 142,629,307,865.46/437,463
  6. Step 6: Final answer
    x = 326,037.42

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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.