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Finding the Fourth Proportional to 322,590.20, 483,885.30 and 233,425.40

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Solution

The fourth proportional to 322,590.20, 483,885.30 and 233,425.40 is: 350,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,590.20 : 483,885.30 = 233,425.40 : x
  2. Step 2: Convert to fraction form
    322,590.20/483,885.30 = 233,425.40/x
  3. Step 3: Cross multiply
    322,590.20x = 483,885.30 × 233,425.40
  4. Step 4: Simplify right side
    322,590.20x = 112,951,119,706.62
  5. Step 5: Solve for x
    x = 112,951,119,706.62/322,590.20
  6. Step 6: Final answer
    x = 350,138.10

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1.5x scale

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.