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Finding the Fourth Proportional to 441,404.69, 661,523.81 and 160,652.21

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Solution

The fourth proportional to 441,404.69, 661,523.81 and 160,652.21 is: 240,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,404.69 : 661,523.81 = 160,652.21 : x
  2. Step 2: Convert to fraction form
    441,404.69/661,523.81 = 160,652.21/x
  3. Step 3: Cross multiply
    441,404.69x = 661,523.81 × 160,652.21
  4. Step 4: Simplify right side
    441,404.69x = 106,275,257,933.24
  5. Step 5: Solve for x
    x = 106,275,257,933.24/441,404.69
  6. Step 6: Final answer
    x = 240,766.04

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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.