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Finding the Fourth Proportional to 570,682.10, 854,860.52 and 270,251.76

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Solution

The fourth proportional to 570,682.10, 854,860.52 and 270,251.76 is: 404,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,682.10 : 854,860.52 = 270,251.76 : x
  2. Step 2: Convert to fraction form
    570,682.10/854,860.52 = 270,251.76/x
  3. Step 3: Cross multiply
    570,682.10x = 854,860.52 × 270,251.76
  4. Step 4: Simplify right side
    570,682.10x = 231,027,560,084.52
  5. Step 5: Solve for x
    x = 231,027,560,084.52/570,682.10
  6. Step 6: Final answer
    x = 404,827.07

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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.