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Finding the Fourth Proportional to 410,958.08, 567,120.30 and 229,669.88

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Solution

The fourth proportional to 410,958.08, 567,120.30 and 229,669.88 is: 316,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,958.08 : 567,120.30 = 229,669.88 : x
  2. Step 2: Convert to fraction form
    410,958.08/567,120.30 = 229,669.88/x
  3. Step 3: Cross multiply
    410,958.08x = 567,120.30 × 229,669.88
  4. Step 4: Simplify right side
    410,958.08x = 130,250,451,246.56
  5. Step 5: Solve for x
    x = 130,250,451,246.56/410,958.08
  6. Step 6: Final answer
    x = 316,943.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.