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Finding the Fourth Proportional to 565,562.54, 848,732.65 and 210,860.30

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Solution

The fourth proportional to 565,562.54, 848,732.65 and 210,860.30 is: 316,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,562.54 : 848,732.65 = 210,860.30 : x
  2. Step 2: Convert to fraction form
    565,562.54/848,732.65 = 210,860.30/x
  3. Step 3: Cross multiply
    565,562.54x = 848,732.65 × 210,860.30
  4. Step 4: Simplify right side
    565,562.54x = 178,964,021,198.80
  5. Step 5: Solve for x
    x = 178,964,021,198.80/565,562.54
  6. Step 6: Final answer
    x = 316,435.42

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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.