Home / 836,446.42-1,253,964.30-362,775.02

Finding the Fourth Proportional to 836,446.42, 1,253,964.30 and 362,775.02

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Solution

The fourth proportional to 836,446.42, 1,253,964.30 and 362,775.02 is: 543,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,446.42 : 1,253,964.30 = 362,775.02 : x
  2. Step 2: Convert to fraction form
    836,446.42/1,253,964.30 = 362,775.02/x
  3. Step 3: Cross multiply
    836,446.42x = 1,253,964.30 × 362,775.02
  4. Step 4: Simplify right side
    836,446.42x = 454,906,924,011.79
  5. Step 5: Solve for x
    x = 454,906,924,011.79/836,446.42
  6. Step 6: Final answer
    x = 543,856.62

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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.