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Finding the Fourth Proportional to 603,006.28, 903,659.04 and 333,255.90

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Solution

The fourth proportional to 603,006.28, 903,659.04 and 333,255.90 is: 499,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,006.28 : 903,659.04 = 333,255.90 : x
  2. Step 2: Convert to fraction form
    603,006.28/903,659.04 = 333,255.90/x
  3. Step 3: Cross multiply
    603,006.28x = 903,659.04 × 333,255.90
  4. Step 4: Simplify right side
    603,006.28x = 301,149,706,668.34
  5. Step 5: Solve for x
    x = 301,149,706,668.34/603,006.28
  6. Step 6: Final answer
    x = 499,413.88

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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.