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Finding the Fourth Proportional to 581,614.68, 872,422.22 and 182,286.44

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Solution

The fourth proportional to 581,614.68, 872,422.22 and 182,286.44 is: 273,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,614.68 : 872,422.22 = 182,286.44 : x
  2. Step 2: Convert to fraction form
    581,614.68/872,422.22 = 182,286.44/x
  3. Step 3: Cross multiply
    581,614.68x = 872,422.22 × 182,286.44
  4. Step 4: Simplify right side
    581,614.68x = 159,030,736,754.30
  5. Step 5: Solve for x
    x = 159,030,736,754.30/581,614.68
  6. Step 6: Final answer
    x = 273,429.72

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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.