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Finding the Fourth Proportional to 446,402.83, 668,904.41 and 379,568.11

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Solution

The fourth proportional to 446,402.83, 668,904.41 and 379,568.11 is: 568,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,402.83 : 668,904.41 = 379,568.11 : x
  2. Step 2: Convert to fraction form
    446,402.83/668,904.41 = 379,568.11/x
  3. Step 3: Cross multiply
    446,402.83x = 668,904.41 × 379,568.11
  4. Step 4: Simplify right side
    446,402.83x = 253,894,782,674.37
  5. Step 5: Solve for x
    x = 253,894,782,674.37/446,402.83
  6. Step 6: Final answer
    x = 568,757.11

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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.