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Finding the Fourth Proportional to 600,189.08, 899,284.08 and 422,322.41

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Solution

The fourth proportional to 600,189.08, 899,284.08 and 422,322.41 is: 632,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,189.08 : 899,284.08 = 422,322.41 : x
  2. Step 2: Convert to fraction form
    600,189.08/899,284.08 = 422,322.41/x
  3. Step 3: Cross multiply
    600,189.08x = 899,284.08 × 422,322.41
  4. Step 4: Simplify right side
    600,189.08x = 379,787,822,188.44
  5. Step 5: Solve for x
    x = 379,787,822,188.44/600,189.08
  6. Step 6: Final answer
    x = 632,780.29

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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.