Home / 451,826.12-677,306.95-167,440.30

Finding the Fourth Proportional to 451,826.12, 677,306.95 and 167,440.30

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Solution

The fourth proportional to 451,826.12, 677,306.95 and 167,440.30 is: 251,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,826.12 : 677,306.95 = 167,440.30 : x
  2. Step 2: Convert to fraction form
    451,826.12/677,306.95 = 167,440.30/x
  3. Step 3: Cross multiply
    451,826.12x = 677,306.95 × 167,440.30
  4. Step 4: Simplify right side
    451,826.12x = 113,408,476,788.22
  5. Step 5: Solve for x
    x = 113,408,476,788.22/451,826.12
  6. Step 6: Final answer
    x = 251,000.27

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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.