Home / 436,425.03-654,311.40-301,102.96

Finding the Fourth Proportional to 436,425.03, 654,311.40 and 301,102.96

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Solution

The fourth proportional to 436,425.03, 654,311.40 and 301,102.96 is: 451,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,425.03 : 654,311.40 = 301,102.96 : x
  2. Step 2: Convert to fraction form
    436,425.03/654,311.40 = 301,102.96/x
  3. Step 3: Cross multiply
    436,425.03x = 654,311.40 × 301,102.96
  4. Step 4: Simplify right side
    436,425.03x = 197,015,099,301.74
  5. Step 5: Solve for x
    x = 197,015,099,301.74/436,425.03
  6. Step 6: Final answer
    x = 451,429.42

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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.