Home / 675,432.22-1,013,148.13-254,609.68

Finding the Fourth Proportional to 675,432.22, 1,013,148.13 and 254,609.68

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Solution

The fourth proportional to 675,432.22, 1,013,148.13 and 254,609.68 is: 381,914.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,432.22 : 1,013,148.13 = 254,609.68 : x
  2. Step 2: Convert to fraction form
    675,432.22/1,013,148.13 = 254,609.68/x
  3. Step 3: Cross multiply
    675,432.22x = 1,013,148.13 × 254,609.68
  4. Step 4: Simplify right side
    675,432.22x = 257,957,321,171.90
  5. Step 5: Solve for x
    x = 257,957,321,171.90/675,432.22
  6. Step 6: Final answer
    x = 381,914.44

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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.