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Finding the Fourth Proportional to 565,886.72, 848,885.44 and 206,155.28

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Solution

The fourth proportional to 565,886.72, 848,885.44 and 206,155.28 is: 309,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,886.72 : 848,885.44 = 206,155.28 : x
  2. Step 2: Convert to fraction form
    565,886.72/848,885.44 = 206,155.28/x
  3. Step 3: Cross multiply
    565,886.72x = 848,885.44 × 206,155.28
  4. Step 4: Simplify right side
    565,886.72x = 175,002,215,571.12
  5. Step 5: Solve for x
    x = 175,002,215,571.12/565,886.72
  6. Step 6: Final answer
    x = 309,253.09

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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.