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Finding the Fourth Proportional to 603,448, 905,288.52 and 229,441.84

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Solution

The fourth proportional to 603,448, 905,288.52 and 229,441.84 is: 344,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,448 : 905,288.52 = 229,441.84 : x
  2. Step 2: Convert to fraction form
    603,448/905,288.52 = 229,441.84/x
  3. Step 3: Cross multiply
    603,448x = 905,288.52 × 229,441.84
  4. Step 4: Simplify right side
    603,448x = 207,711,063,759.68
  5. Step 5: Solve for x
    x = 207,711,063,759.68/603,448
  6. Step 6: Final answer
    x = 344,207.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.