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Finding the Fourth Proportional to 951,867, 1,313,576.46 and 549,459

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Solution

The fourth proportional to 951,867, 1,313,576.46 and 549,459 is: 758,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,867 : 1,313,576.46 = 549,459 : x
  2. Step 2: Convert to fraction form
    951,867/1,313,576.46 = 549,459/x
  3. Step 3: Cross multiply
    951,867x = 1,313,576.46 × 549,459
  4. Step 4: Simplify right side
    951,867x = 721,756,408,135.14
  5. Step 5: Solve for x
    x = 721,756,408,135.14/951,867
  6. Step 6: Final answer
    x = 758,253.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.