Home / 1,334,771.76-2,002,140.72-323,902

Finding the Fourth Proportional to 1,334,771.76, 2,002,140.72 and 323,902

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Solution

The fourth proportional to 1,334,771.76, 2,002,140.72 and 323,902 is: 485,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,771.76 : 2,002,140.72 = 323,902 : x
  2. Step 2: Convert to fraction form
    1,334,771.76/2,002,140.72 = 323,902/x
  3. Step 3: Cross multiply
    1,334,771.76x = 2,002,140.72 × 323,902
  4. Step 4: Simplify right side
    1,334,771.76x = 648,497,383,489.44
  5. Step 5: Solve for x
    x = 648,497,383,489.44/1,334,771.76
  6. Step 6: Final answer
    x = 485,848.89

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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.