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Finding the Fourth Proportional to 436,674.70, 601,202.55 and 339,759.82

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Solution

The fourth proportional to 436,674.70, 601,202.55 and 339,759.82 is: 467,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,674.70 : 601,202.55 = 339,759.82 : x
  2. Step 2: Convert to fraction form
    436,674.70/601,202.55 = 339,759.82/x
  3. Step 3: Cross multiply
    436,674.70x = 601,202.55 × 339,759.82
  4. Step 4: Simplify right side
    436,674.70x = 204,264,470,171.54
  5. Step 5: Solve for x
    x = 204,264,470,171.54/436,674.70
  6. Step 6: Final answer
    x = 467,772.62

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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.