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Finding the Fourth Proportional to 565,871.97, 848,863.44 and 206,140.62

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Solution

The fourth proportional to 565,871.97, 848,863.44 and 206,140.62 is: 309,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,871.97 : 848,863.44 = 206,140.62 : x
  2. Step 2: Convert to fraction form
    565,871.97/848,863.44 = 206,140.62/x
  3. Step 3: Cross multiply
    565,871.97x = 848,863.44 × 206,140.62
  4. Step 4: Simplify right side
    565,871.97x = 174,985,235,816.93
  5. Step 5: Solve for x
    x = 174,985,235,816.93/565,871.97
  6. Step 6: Final answer
    x = 309,231.14

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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.