Home / 451,771.50-677,519.01-152,171.76

Finding the Fourth Proportional to 451,771.50, 677,519.01 and 152,171.76

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Solution

The fourth proportional to 451,771.50, 677,519.01 and 152,171.76 is: 228,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,771.50 : 677,519.01 = 152,171.76 : x
  2. Step 2: Convert to fraction form
    451,771.50/677,519.01 = 152,171.76/x
  3. Step 3: Cross multiply
    451,771.50x = 677,519.01 × 152,171.76
  4. Step 4: Simplify right side
    451,771.50x = 103,099,260,185.16
  5. Step 5: Solve for x
    x = 103,099,260,185.16/451,771.50
  6. Step 6: Final answer
    x = 228,211.08

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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.