Home / 451,417.20-677,214.31-167,109.94

Finding the Fourth Proportional to 451,417.20, 677,214.31 and 167,109.94

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Solution

The fourth proportional to 451,417.20, 677,214.31 and 167,109.94 is: 250,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,417.20 : 677,214.31 = 167,109.94 : x
  2. Step 2: Convert to fraction form
    451,417.20/677,214.31 = 167,109.94/x
  3. Step 3: Cross multiply
    451,417.20x = 677,214.31 × 167,109.94
  4. Step 4: Simplify right side
    451,417.20x = 113,169,242,711.24
  5. Step 5: Solve for x
    x = 113,169,242,711.24/451,417.20
  6. Step 6: Final answer
    x = 250,697.68

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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.